diff --git a/pyproject.toml b/pyproject.toml
index 3e98457e..bff25694 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -54,7 +54,7 @@ optional-dependencies.dev = [
     "prek==0.5.0",
     "pydocstringformatter==1.0.0",
     "pylint[spelling]==4.0.8",
-    "pyproject-fmt==2.28.2",
+    "pyproject-fmt==2.29.0",
     "pyrefly==1.2.0",
     "pyright==1.1.411",
     "pyroma==5.0.1",
@@ -152,7 +152,9 @@ lint.external = [
     # Vulture.
     "V",
 ]
-lint.flake8-tidy-imports.banned-api."typing.cast".msg = "typing.cast is banned: use explicit type narrowing or a typed variable instead."
+lint.flake8-tidy-imports.banned-api."typing.cast".msg = """\
+    typing.cast is banned: use explicit type narrowing or a typed variable instead.\
+    """
 lint.pydocstyle.convention = "google"
 
 [tool.pylint]