diff --git a/cppython/plugins/conan/plugin.py b/cppython/plugins/conan/plugin.py
index f334f0f..0e4ebd8 100644
--- a/cppython/plugins/conan/plugin.py
+++ b/cppython/plugins/conan/plugin.py
@@ -77,7 +77,7 @@ def _install_dependencies(self, *, update: bool = False) -> None:
                    If False, use cached versions when available.
         """
         operation = 'update' if update else 'install'
-        
+
         try:
             # Setup environment and generate conanfile
             conan_api, conanfile_path = self._prepare_installation()
@@ -247,6 +247,7 @@ def publish(self) -> None:
             raise FileNotFoundError(f'conanfile.py not found at {conanfile_path}')
 
         conan_api = ConanAPI()
+
         all_remotes = conan_api.remotes.list()
 
         # Configure remotes for upload
@@ -272,7 +273,7 @@ def publish(self) -> None:
             user=None,
             channel=None,
             lockfile=None,
-            remotes=all_remotes,
+            remotes=all_remotes,  # Use all remotes for dependency resolution
             update=None,
             check_updates=False,
             is_build_require=False,
@@ -284,22 +285,31 @@ def publish(self) -> None:
         conan_api.graph.analyze_binaries(
             graph=deps_graph,
             build_mode=['*'],
-            remotes=all_remotes,
+            remotes=all_remotes,  # Use all remotes for dependency resolution
             update=None,
             lockfile=None,
         )
 
         conan_api.install.install_binaries(deps_graph=deps_graph, remotes=all_remotes)
 
-        # Upload if not local only
-        if not self.data.local_only:
+        if not self.data.skip_upload:
             self._upload_package(conan_api, ref, configured_remotes)
 
     def _get_configured_remotes(self, all_remotes):
-        """Get and validate configured remotes for upload."""
-        if self.data.local_only:
+        """Get and validate configured remotes for upload.
+
+        Note: This only affects upload behavior. For dependency resolution,
+        we always use all available system remotes regardless of this config.
+        """
+        # If skip_upload is True, don't upload anywhere
+        if self.data.skip_upload:
             return []
 
+        # If no remotes specified, upload to all available remotes
+        if not self.data.remotes:
+            return all_remotes
+
+        # Otherwise, upload only to specified remotes
         configured_remotes = [remote for remote in all_remotes if remote.name in self.data.remotes]
 
         if not configured_remotes:
diff --git a/cppython/plugins/conan/resolution.py b/cppython/plugins/conan/resolution.py
index 2f1f663..4f5f868 100644
--- a/cppython/plugins/conan/resolution.py
+++ b/cppython/plugins/conan/resolution.py
@@ -318,6 +318,7 @@ def resolve_conan_data(data: dict[str, Any], core_data: CorePluginData) -> Conan
 
     return ConanData(
         remotes=parsed_data.remotes,
+        skip_upload=parsed_data.skip_upload,
         host_profile=host_profile,
         build_profile=build_profile,
     )
diff --git a/cppython/plugins/conan/schema.py b/cppython/plugins/conan/schema.py
index 08129c0..19d2e73 100644
--- a/cppython/plugins/conan/schema.py
+++ b/cppython/plugins/conan/schema.py
@@ -293,22 +293,22 @@ class ConanData(CPPythonModel):
     """Resolved conan data"""
 
     remotes: list[str]
+    skip_upload: bool
     host_profile: Profile
     build_profile: Profile
 
-    @property
-    def local_only(self) -> bool:
-        """Check if publishing should be local-only."""
-        return len(self.remotes) == 0
-
 
 class ConanConfiguration(CPPythonModel):
     """Raw conan data"""
 
     remotes: Annotated[
         list[str],
-        Field(description='List of remotes to upload to. Empty list means the local conan cache will be used.'),
+        Field(description='List of remotes to upload to. If empty, uploads to all available remotes.'),
     ] = ['conancenter']
+    skip_upload: Annotated[
+        bool,
+        Field(description='If true, skip uploading packages during publish (local-only mode).'),
+    ] = False
     host_profile: Annotated[
         str | None,
         Field(
diff --git a/pdm.lock b/pdm.lock
index 6ee6941..aff0232 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -5,7 +5,7 @@
 groups = ["default", "cmake", "conan", "git", "lint", "pdm", "pytest", "release", "test"]
 strategy = []
 lock_version = "4.5.0"
-content_hash = "sha256:285d4e6ecf91477f083161753ad4b59416cfb56c5c5076bcc8028f7429129061"
+content_hash = "sha256:bbd888727dfc7101af521ae5aadf9644ae7879f21fb1d1b3a5f804257e8cdd4c"
 
 [[metadata.targets]]
 requires_python = ">=3.13"
@@ -87,6 +87,7 @@ files = [
 [[package]]
 name = "cmake"
 version = "4.0.3"
+requires_python = ">=3.7"
 summary = ""
 files = [
     {file = "cmake-4.0.3-py3-none-macosx_10_10_universal2.whl", hash = "sha256:f2adfb459747025f40f9d3bdd1f3a485d43e866c0c4eb66373d1fcd666b13e4a"},
@@ -122,6 +123,7 @@ files = [
 [[package]]
 name = "conan"
 version = "2.18.1"
+requires_python = ">=3.6"
 summary = ""
 dependencies = [
     "colorama",
@@ -202,6 +204,7 @@ files = [
 [[package]]
 name = "dulwich"
 version = "0.23.2"
+requires_python = ">=3.9"
 summary = ""
 dependencies = [
     "urllib3",
@@ -364,6 +367,7 @@ files = [
 [[package]]
 name = "libcst"
 version = "1.8.2"
+requires_python = ">=3.9"
 summary = ""
 dependencies = [
     "pyyaml-ft",
@@ -444,6 +448,7 @@ files = [
 [[package]]
 name = "packaging"
 version = "25.0"
+requires_python = ">=3.8"
 summary = ""
 files = [
     {file = "packaging-25.0-py3-none-any.whl", hash = "sha256:29572ef2b1f17581046b3a2227d5c611fb25ec70ca1ba8554b24b0e69331a484"},
@@ -470,6 +475,7 @@ files = [
 [[package]]
 name = "pdm"
 version = "2.25.4"
+requires_python = ">=3.9"
 summary = ""
 dependencies = [
     "blinker",
@@ -521,6 +527,7 @@ files = [
 [[package]]
 name = "pydantic"
 version = "2.11.7"
+requires_python = ">=3.9"
 summary = ""
 dependencies = [
     "annotated-types",
@@ -581,23 +588,25 @@ files = [
 
 [[package]]
 name = "pyrefly"
-version = "0.23.1"
-summary = ""
+version = "0.24.2"
+requires_python = ">=3.8"
+summary = "A fast Python type checker written in Rust"
 files = [
-    {file = "pyrefly-0.23.1-py3-none-macosx_10_12_x86_64.whl", hash = "sha256:a25506700f179004438221aa50aa107f70dc52d08ee538150ef1c3789544f921"},
-    {file = "pyrefly-0.23.1-py3-none-macosx_11_0_arm64.whl", hash = "sha256:5307f3184b69effbb867be07c09a0181347b76b1723f3ed246030fb253dde4f2"},
-    {file = "pyrefly-0.23.1-py3-none-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:4f59e2c0cf65d1f10e9a0b9c7de63c677a17c3634d60bfa3a3426cd0184e73b4"},
-    {file = "pyrefly-0.23.1-py3-none-manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:2cd03be65aa0b527e29855a42354641f612885587cb40e6ae8bb91b739a4fca6"},
-    {file = "pyrefly-0.23.1-py3-none-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:93d841cb1cd5164407482cb30b09fc25ceaa113809d7715e454dd3cd47faf140"},
-    {file = "pyrefly-0.23.1-py3-none-win32.whl", hash = "sha256:b077ba0c832a3994e5f457066bd391eaecbfd2332e15beb4dd42658e39371d93"},
-    {file = "pyrefly-0.23.1-py3-none-win_amd64.whl", hash = "sha256:c6f621d22e528904b9253bd378b45e475f2b4e0e43bf85088654383ec42b98c8"},
-    {file = "pyrefly-0.23.1-py3-none-win_arm64.whl", hash = "sha256:e567ad4e1001040cfca7418b1bc2ec21c4c6f96fd1102e848ad8ced0bd5dcdb7"},
-    {file = "pyrefly-0.23.1.tar.gz", hash = "sha256:7032d97dfdf885e8309e9d78bd70b332649544e1f36905082f703e133f575aaa"},
+    {file = "pyrefly-0.24.2-py3-none-macosx_10_12_x86_64.whl", hash = "sha256:7e6bd1b88ec53b3f1ce2ece844016d7e7f0848a77022857a7fa6674a49abcc13"},
+    {file = "pyrefly-0.24.2-py3-none-macosx_11_0_arm64.whl", hash = "sha256:83aa9013f2299dfc8ce11adec30a63be71528484c45e603375efe7496cb0538e"},
+    {file = "pyrefly-0.24.2-py3-none-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:3bf1689032b78f8f653244cd323ee1e06a0efb6192c4d7a415d1e85aedd37905"},
+    {file = "pyrefly-0.24.2-py3-none-manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:8404b804a5a1bc4a54cc8e58bceacdf49d7221531843c068547241d8f476af24"},
+    {file = "pyrefly-0.24.2-py3-none-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:14d09f166a46e43655ea812611887ca16a0c54386296f4c9333f3f5fc7236709"},
+    {file = "pyrefly-0.24.2-py3-none-win32.whl", hash = "sha256:6c602df48dcfa3240f9076c7d1e9cf9dc2d94c90ee5b4c6745f3734125a2cf3a"},
+    {file = "pyrefly-0.24.2-py3-none-win_amd64.whl", hash = "sha256:9ed4690716eb47077082d4e99624e0a1165b9ac93300c8d823f42cae12ec1ef4"},
+    {file = "pyrefly-0.24.2-py3-none-win_arm64.whl", hash = "sha256:96ba49c02f374d716b8674409aa653093dad5263cf4e429a1d5ec603064db715"},
+    {file = "pyrefly-0.24.2.tar.gz", hash = "sha256:671b9933c2a3f646983de68bc0422736f7ce364c4f645f742559423b0b9b5150"},
 ]
 
 [[package]]
 name = "pytest"
 version = "8.4.1"
+requires_python = ">=3.9"
 summary = ""
 dependencies = [
     "colorama; sys_platform == \"win32\"",
@@ -614,6 +623,7 @@ files = [
 [[package]]
 name = "pytest-cov"
 version = "6.2.1"
+requires_python = ">=3.9"
 summary = ""
 dependencies = [
     "coverage",
@@ -628,6 +638,7 @@ files = [
 [[package]]
 name = "pytest-mock"
 version = "3.14.1"
+requires_python = ">=3.8"
 summary = ""
 dependencies = [
     "pytest",
@@ -702,6 +713,7 @@ files = [
 [[package]]
 name = "requests"
 version = "2.32.4"
+requires_python = ">=3.8"
 summary = ""
 dependencies = [
     "certifi",
@@ -738,27 +750,28 @@ files = [
 
 [[package]]
 name = "ruff"
-version = "0.12.3"
-summary = ""
-files = [
-    {file = "ruff-0.12.3-py3-none-linux_armv6l.whl", hash = "sha256:47552138f7206454eaf0c4fe827e546e9ddac62c2a3d2585ca54d29a890137a2"},
-    {file = "ruff-0.12.3-py3-none-macosx_10_12_x86_64.whl", hash = "sha256:0a9153b000c6fe169bb307f5bd1b691221c4286c133407b8827c406a55282041"},
-    {file = "ruff-0.12.3-py3-none-macosx_11_0_arm64.whl", hash = "sha256:fa6b24600cf3b750e48ddb6057e901dd5b9aa426e316addb2a1af185a7509882"},
-    {file = "ruff-0.12.3-py3-none-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:e2506961bf6ead54887ba3562604d69cb430f59b42133d36976421bc8bd45901"},
-    {file = "ruff-0.12.3-py3-none-manylinux_2_17_armv7l.manylinux2014_armv7l.whl", hash = "sha256:c4faaff1f90cea9d3033cbbcdf1acf5d7fb11d8180758feb31337391691f3df0"},
-    {file = "ruff-0.12.3-py3-none-manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:40dced4a79d7c264389de1c59467d5d5cefd79e7e06d1dfa2c75497b5269a5a6"},
-    {file = "ruff-0.12.3-py3-none-manylinux_2_17_ppc64.manylinux2014_ppc64.whl", hash = "sha256:0262d50ba2767ed0fe212aa7e62112a1dcbfd46b858c5bf7bbd11f326998bafc"},
-    {file = "ruff-0.12.3-py3-none-manylinux_2_17_ppc64le.manylinux2014_ppc64le.whl", hash = "sha256:12371aec33e1a3758597c5c631bae9a5286f3c963bdfb4d17acdd2d395406687"},
-    {file = "ruff-0.12.3-py3-none-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:560f13b6baa49785665276c963edc363f8ad4b4fc910a883e2625bdb14a83a9e"},
-    {file = "ruff-0.12.3-py3-none-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:023040a3499f6f974ae9091bcdd0385dd9e9eb4942f231c23c57708147b06311"},
-    {file = "ruff-0.12.3-py3-none-musllinux_1_2_aarch64.whl", hash = "sha256:883d844967bffff5ab28bba1a4d246c1a1b2933f48cb9840f3fdc5111c603b07"},
-    {file = "ruff-0.12.3-py3-none-musllinux_1_2_armv7l.whl", hash = "sha256:2120d3aa855ff385e0e562fdee14d564c9675edbe41625c87eeab744a7830d12"},
-    {file = "ruff-0.12.3-py3-none-musllinux_1_2_i686.whl", hash = "sha256:6b16647cbb470eaf4750d27dddc6ebf7758b918887b56d39e9c22cce2049082b"},
-    {file = "ruff-0.12.3-py3-none-musllinux_1_2_x86_64.whl", hash = "sha256:e1417051edb436230023575b149e8ff843a324557fe0a265863b7602df86722f"},
-    {file = "ruff-0.12.3-py3-none-win32.whl", hash = "sha256:dfd45e6e926deb6409d0616078a666ebce93e55e07f0fb0228d4b2608b2c248d"},
-    {file = "ruff-0.12.3-py3-none-win_amd64.whl", hash = "sha256:a946cf1e7ba3209bdef039eb97647f1c77f6f540e5845ec9c114d3af8df873e7"},
-    {file = "ruff-0.12.3-py3-none-win_arm64.whl", hash = "sha256:5f9c7c9c8f84c2d7f27e93674d27136fbf489720251544c4da7fb3d742e011b1"},
-    {file = "ruff-0.12.3.tar.gz", hash = "sha256:f1b5a4b6668fd7b7ea3697d8d98857390b40c1320a63a178eee6be0899ea2d77"},
+version = "0.12.4"
+requires_python = ">=3.7"
+summary = "An extremely fast Python linter and code formatter, written in Rust."
+files = [
+    {file = "ruff-0.12.4-py3-none-linux_armv6l.whl", hash = "sha256:cb0d261dac457ab939aeb247e804125a5d521b21adf27e721895b0d3f83a0d0a"},
+    {file = "ruff-0.12.4-py3-none-macosx_10_12_x86_64.whl", hash = "sha256:55c0f4ca9769408d9b9bac530c30d3e66490bd2beb2d3dae3e4128a1f05c7442"},
+    {file = "ruff-0.12.4-py3-none-macosx_11_0_arm64.whl", hash = "sha256:a8224cc3722c9ad9044da7f89c4c1ec452aef2cfe3904365025dd2f51daeae0e"},
+    {file = "ruff-0.12.4-py3-none-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:e9949d01d64fa3672449a51ddb5d7548b33e130240ad418884ee6efa7a229586"},
+    {file = "ruff-0.12.4-py3-none-manylinux_2_17_armv7l.manylinux2014_armv7l.whl", hash = "sha256:be0593c69df9ad1465e8a2d10e3defd111fdb62dcd5be23ae2c06da77e8fcffb"},
+    {file = "ruff-0.12.4-py3-none-manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:a7dea966bcb55d4ecc4cc3270bccb6f87a337326c9dcd3c07d5b97000dbff41c"},
+    {file = "ruff-0.12.4-py3-none-manylinux_2_17_ppc64.manylinux2014_ppc64.whl", hash = "sha256:afcfa3ab5ab5dd0e1c39bf286d829e042a15e966b3726eea79528e2e24d8371a"},
+    {file = "ruff-0.12.4-py3-none-manylinux_2_17_ppc64le.manylinux2014_ppc64le.whl", hash = "sha256:c057ce464b1413c926cdb203a0f858cd52f3e73dcb3270a3318d1630f6395bb3"},
+    {file = "ruff-0.12.4-py3-none-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:e64b90d1122dc2713330350626b10d60818930819623abbb56535c6466cce045"},
+    {file = "ruff-0.12.4-py3-none-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:2abc48f3d9667fdc74022380b5c745873499ff827393a636f7a59da1515e7c57"},
+    {file = "ruff-0.12.4-py3-none-musllinux_1_2_aarch64.whl", hash = "sha256:2b2449dc0c138d877d629bea151bee8c0ae3b8e9c43f5fcaafcd0c0d0726b184"},
+    {file = "ruff-0.12.4-py3-none-musllinux_1_2_armv7l.whl", hash = "sha256:56e45bb11f625db55f9b70477062e6a1a04d53628eda7784dce6e0f55fd549eb"},
+    {file = "ruff-0.12.4-py3-none-musllinux_1_2_i686.whl", hash = "sha256:478fccdb82ca148a98a9ff43658944f7ab5ec41c3c49d77cd99d44da019371a1"},
+    {file = "ruff-0.12.4-py3-none-musllinux_1_2_x86_64.whl", hash = "sha256:0fc426bec2e4e5f4c4f182b9d2ce6a75c85ba9bcdbe5c6f2a74fcb8df437df4b"},
+    {file = "ruff-0.12.4-py3-none-win32.whl", hash = "sha256:4de27977827893cdfb1211d42d84bc180fceb7b72471104671c59be37041cf93"},
+    {file = "ruff-0.12.4-py3-none-win_amd64.whl", hash = "sha256:fe0b9e9eb23736b453143d72d2ceca5db323963330d5b7859d60d101147d461a"},
+    {file = "ruff-0.12.4-py3-none-win_arm64.whl", hash = "sha256:0618ec4442a83ab545e5b71202a5c0ed7791e8471435b94e655b570a5031a98e"},
+    {file = "ruff-0.12.4.tar.gz", hash = "sha256:13efa16df6c6eeb7d0f091abae50f58e9522f3843edb40d56ad52a5a4a4b6873"},
 ]
 
 [[package]]
@@ -818,6 +831,7 @@ files = [
 [[package]]
 name = "typer"
 version = "0.16.0"
+requires_python = ">=3.7"
 summary = ""
 dependencies = [
     "click",
@@ -833,6 +847,7 @@ files = [
 [[package]]
 name = "types-requests"
 version = "2.32.4.20250611"
+requires_python = ">=3.9"
 summary = ""
 dependencies = [
     "urllib3",
diff --git a/pyproject.toml b/pyproject.toml
index 0d0cc42..405cd79 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,11 +20,23 @@ dependencies = [
 ]
 
 [project.optional-dependencies]
-pytest = ["pytest>=8.4.1", "pytest-mock>=3.14.1"]
-git = ["dulwich>=0.23.2"]
-pdm = ["pdm>=2.25.4"]
-cmake = ["cmake>=4.0.3"]
-conan = ["conan>=2.18.1", "libcst>=1.8.2"]
+pytest = [
+    "pytest>=8.4.1",
+    "pytest-mock>=3.14.1",
+]
+git = [
+    "dulwich>=0.23.2",
+]
+pdm = [
+    "pdm>=2.25.4",
+]
+cmake = [
+    "cmake>=4.0.3",
+]
+conan = [
+    "conan>=2.18.1",
+    "libcst>=1.8.2",
+]
 
 [project.urls]
 homepage = "https://github.com/Synodic-Software/CPPython"
@@ -47,8 +59,15 @@ cppython = "cppython.plugins.pdm.plugin:CPPythonPlugin"
 cppython = "cppython.test.pytest.fixtures"
 
 [dependency-groups]
-lint = ["ruff>=0.12.3", "pyrefly>=0.23.1"]
-test = ["pytest>=8.4.1", "pytest-cov>=6.2.1", "pytest-mock>=3.14.1"]
+lint = [
+    "ruff>=0.12.4",
+    "pyrefly>=0.24.2",
+]
+test = [
+    "pytest>=8.4.1",
+    "pytest-cov>=6.2.1",
+    "pytest-mock>=3.14.1",
+]
 
 [project.scripts]
 cppython = "cppython.console.entry:app"
diff --git a/tests/fixtures/conan.py b/tests/fixtures/conan.py
index 8fd0629..f13eb0d 100644
--- a/tests/fixtures/conan.py
+++ b/tests/fixtures/conan.py
@@ -1,6 +1,7 @@
 """Shared fixtures for Conan plugin tests"""
 
 from pathlib import Path
+from typing import Any
 from unittest.mock import Mock
 
 import pytest
@@ -10,6 +11,24 @@
 from cppython.plugins.conan.plugin import ConanProvider
 from cppython.plugins.conan.schema import ConanDependency
 
+# Shared parameterization for plugin data across all conan tests
+CONAN_PLUGIN_DATA_PARAMS = [
+    {'remotes': ['conancenter'], 'skip_upload': False},  # Default behavior
+    {'remotes': [], 'skip_upload': False},  # Empty remotes (upload to all)
+    {'remotes': ['conancenter'], 'skip_upload': True},  # Skip upload with specific remotes
+    {'remotes': [], 'skip_upload': True},  # Skip upload with empty remotes
+]
+
+
+@pytest.fixture(name='conan_plugin_data', scope='session', params=CONAN_PLUGIN_DATA_PARAMS)
+def fixture_conan_plugin_data(request) -> dict[str, Any]:
+    """Shared parameterized plugin data for conan tests
+
+    Returns:
+        The constructed plugin data with different combinations of remotes and skip_upload
+    """
+    return request.param
+
 
 @pytest.fixture(autouse=True)
 def clean_conan_cache(tmp_path: Path, monkeypatch: pytest.MonkeyPatch):
diff --git a/tests/integration/examples/test_conan_cmake.py b/tests/integration/examples/test_conan_cmake.py
index a796a90..f62f342 100644
--- a/tests/integration/examples/test_conan_cmake.py
+++ b/tests/integration/examples/test_conan_cmake.py
@@ -52,7 +52,7 @@ def test_simple(example_runner: CliRunner) -> None:
 
         # --- Setup for Publish with modified config ---
         # Modify the in-memory representation of the pyproject data
-        pyproject_data['tool']['cppython']['providers']['conan']['remotes'] = []
+        pyproject_data['tool']['cppython']['providers']['conan']['skip_upload'] = True
 
         # Create a new project instance with the modified configuration for the 'publish' step
         publish_project = Project(project_configuration, interface, pyproject_data)
diff --git a/tests/unit/plugins/conan/test_install.py b/tests/unit/plugins/conan/test_install.py
index 31aac74..d90c982 100644
--- a/tests/unit/plugins/conan/test_install.py
+++ b/tests/unit/plugins/conan/test_install.py
@@ -29,15 +29,13 @@ class TestConanInstall(ProviderPluginTestMixin[ConanProvider]):
 
     @staticmethod
     @pytest.fixture(name='plugin_data', scope='session')
-    def fixture_plugin_data() -> dict[str, Any]:
+    def fixture_plugin_data(conan_plugin_data: dict[str, Any]) -> dict[str, Any]:
         """A required testing hook that allows data generation
 
         Returns:
             The constructed plugin data
         """
-        return {
-            'remotes': [],
-        }
+        return conan_plugin_data
 
     @staticmethod
     @pytest.fixture(name='plugin_type', scope='session')
diff --git a/tests/unit/plugins/conan/test_provider.py b/tests/unit/plugins/conan/test_provider.py
index 28ebc09..94e75ee 100644
--- a/tests/unit/plugins/conan/test_provider.py
+++ b/tests/unit/plugins/conan/test_provider.py
@@ -13,13 +13,13 @@ class TestConanProvider(ProviderUnitTestContract[ConanProvider]):
 
     @staticmethod
     @pytest.fixture(name='plugin_data', scope='session')
-    def fixture_plugin_data() -> dict[str, Any]:
+    def fixture_plugin_data(conan_plugin_data: dict[str, Any]) -> dict[str, Any]:
         """A required testing hook that allows data generation
 
         Returns:
             The constructed plugin data
         """
-        return {}
+        return conan_plugin_data
 
     @staticmethod
     @pytest.fixture(name='plugin_type', scope='session')
diff --git a/tests/unit/plugins/conan/test_publish.py b/tests/unit/plugins/conan/test_publish.py
index 6e6e60d..163eeba 100644
--- a/tests/unit/plugins/conan/test_publish.py
+++ b/tests/unit/plugins/conan/test_publish.py
@@ -42,10 +42,10 @@ def fixture_plugin_type() -> type[ConanProvider]:
         """
         return ConanProvider
 
-    def test_local_only(
+    def test_skip_upload(
         self, plugin: ConanProvider, conan_mock_api_publish: Mock, conan_temp_conanfile: None, mocker: MockerFixture
     ) -> None:
-        """Test that publish with remotes=[] only exports and builds locally
+        """Test that publish with skip_upload=True only exports and builds locally
 
         Args:
             plugin: The plugin instance
@@ -53,8 +53,8 @@ def test_local_only(
             conan_temp_conanfile: Fixture to create conanfile.py
             mocker: Pytest mocker fixture
         """
-        # Set plugin to local mode
-        plugin.data.remotes = []
+        # Set plugin to skip upload mode
+        plugin.data.skip_upload = True
 
         # Mock the necessary imports and API creation
         mocker.patch('cppython.plugins.conan.plugin.ConanAPI', return_value=conan_mock_api_publish)
@@ -190,8 +190,8 @@ def test_with_default_profiles(
             conan_temp_conanfile: Fixture to create conanfile.py
             mocker: Pytest mocker fixture
         """
-        # Set plugin to local mode
-        plugin.data.remotes = []
+        # Set plugin to skip upload mode
+        plugin.data.skip_upload = True
 
         # Mock the necessary imports and API creation
         mocker.patch('cppython.plugins.conan.plugin.ConanAPI', return_value=conan_mock_api_publish)
diff --git a/tests/unit/plugins/conan/test_resolution.py b/tests/unit/plugins/conan/test_resolution.py
index 85511c7..a9034fe 100644
--- a/tests/unit/plugins/conan/test_resolution.py
+++ b/tests/unit/plugins/conan/test_resolution.py
@@ -446,7 +446,7 @@ def test_null_profiles(
         mock_build_profile = Mock(spec=Profile)
         mock_resolve_profiles.return_value = (mock_host_profile, mock_build_profile)
 
-        data = {'host_profile': None, 'build_profile': None, 'remotes': []}
+        data = {'host_profile': None, 'build_profile': None, 'remotes': [], 'skip_upload': False}
         core_data = Mock(spec=CorePluginData)
 
         result = resolve_conan_data(data, core_data)
@@ -455,6 +455,7 @@ def test_null_profiles(
         assert result.host_profile == mock_host_profile
         assert result.build_profile == mock_build_profile
         assert result.remotes == []
+        assert result.skip_upload is False
 
         # Verify profile resolution was called with None values
         mock_resolve_profiles.assert_called_once_with(None, None, mock_conan_api, None)
diff --git a/tests/unit/plugins/conan/test_update.py b/tests/unit/plugins/conan/test_update.py
index d862202..b39e780 100644
--- a/tests/unit/plugins/conan/test_update.py
+++ b/tests/unit/plugins/conan/test_update.py
@@ -20,15 +20,13 @@ class TestConanUpdate(ProviderPluginTestMixin[ConanProvider]):
 
     @staticmethod
     @pytest.fixture(name='plugin_data', scope='session')
-    def fixture_plugin_data() -> dict[str, Any]:
+    def fixture_plugin_data(conan_plugin_data: dict[str, Any]) -> dict[str, Any]:
         """A required testing hook that allows data generation
 
         Returns:
             The constructed plugin data
         """
-        return {
-            'remotes': [],
-        }
+        return conan_plugin_data
 
     @staticmethod
     @pytest.fixture(name='plugin_type', scope='session')