diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 302094d..ccd1c7d 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.1.0
+current_version = 1.1.1
 commit = True
 message = 
 	Prepare for {new_version} release
diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 8aa848e..5b5ff3f 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -48,7 +48,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python_version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
+        python_version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14", "3.15"]
     steps:
     - name: Set up Python
       uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
diff --git a/NEWS.rst b/NEWS.rst
index 051c81c..30791b2 100644
--- a/NEWS.rst
+++ b/NEWS.rst
@@ -8,6 +8,15 @@ Changelog
 
 .. towncrier release notes start
 
+pytest-pystack 1.1.1 (2026-08-07)
+---------------------------------
+
+Features
+~~~~~~~~
+
+- Declare support for Python 3.15.
+
+
 pytest-pystack 1.1.0 (2026-06-30)
 ---------------------------------
 
diff --git a/pyproject.toml b/pyproject.toml
index d5e91dc..642cafb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = 'setuptools.build_meta'
 
 [project]
 name = "pytest-pystack"
-version = "1.1.0"
+version = "1.1.1"
 description = "Plugin to run pystack after a timeout for a test suite."
 requires-python = ">=3.8"
 dependencies = [
@@ -27,6 +27,7 @@ classifiers = [
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
     "Programming Language :: Python :: 3.14",
+    "Programming Language :: Python :: 3.15",
     "Framework :: Pytest",
 ]