diff --git a/pyproject.toml b/pyproject.toml
index 8448d4c..85b650e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -81,7 +81,7 @@ test = [
     "pytest==9.0.2",
     "pytest-cov==7.0.0",
     "coverage[toml]==7.13.1",
-    "diff-cover[toml]==10.1.0",
+    "diff-cover[toml]==10.2.0",
     "pytest-randomly==4.0.1",
 ]
 
diff --git a/uv.lock b/uv.lock
index 5a22db4..184192b 100644
--- a/uv.lock
+++ b/uv.lock
@@ -254,7 +254,7 @@ wheels = [
 
 [[package]]
 name = "diff-cover"
-version = "10.1.0"
+version = "10.2.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "chardet" },
@@ -262,9 +262,9 @@ dependencies = [
     { name = "pluggy" },
     { name = "pygments" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/30/d2/764a9889d14c30600dea9ddb745ab64af2ca41dcd3cfd272e45654352ccb/diff_cover-10.1.0.tar.gz", hash = "sha256:fd21db41eebe9a6facac5c8f49e4bb164d010211b40694c05b151aa99331dd5e", size = 101730, upload-time = "2025-12-31T03:36:49.493Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/99/b4/eee71d1e338bc1f9bd3539b46b70e303dac061324b759c9a80fa3c96d90d/diff_cover-10.2.0.tar.gz", hash = "sha256:61bf83025f10510c76ef6a5820680cf61b9b974e8f81de70c57ac926fa63872a", size = 102473, upload-time = "2026-01-09T01:59:07.605Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/7a/78/90b2c95133ea4a9b0f85be653b1000d84fa1c623570973f3113ff822d600/diff_cover-10.1.0-py3-none-any.whl", hash = "sha256:0943508c7f969d5ed8edd7b29652005814736acac52cfc50d3a5448165418e1b", size = 56584, upload-time = "2025-12-31T03:36:48.004Z" },
+    { url = "https://files.pythonhosted.org/packages/b3/2c/61eeb887055a37150db824b6bf830e821a736580769ac2fea4eadb0d613f/diff_cover-10.2.0-py3-none-any.whl", hash = "sha256:59c328595e0b8948617cc5269af9e484c86462e2844bfcafa3fb37f8fca0af87", size = 56748, upload-time = "2026-01-09T01:59:06.028Z" },
 ]
 
 [package.optional-dependencies]
@@ -1130,7 +1130,7 @@ dev = [
 ]
 test = [
     { name = "coverage", extras = ["toml"], specifier = "==7.13.1" },
-    { name = "diff-cover", extras = ["toml"], specifier = "==10.1.0" },
+    { name = "diff-cover", extras = ["toml"], specifier = "==10.2.0" },
     { name = "pytest", specifier = "==9.0.2" },
     { name = "pytest-cov", specifier = "==7.0.0" },
     { name = "pytest-randomly", specifier = "==4.0.1" },