diff --git a/pyproject.toml b/pyproject.toml
index ec6565ffd..21f75ef67 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ dev = [
     "pytest>=9.1.1",
     "pytest-asyncio>=0.23",
     "pytest-cov>=7.1.0",
-    "pytest-mock>=3.12",
+    "pytest-mock>=3.15.1",
     "ruff>=0.4",
     "mypy>=2.1.0",
     "pyyaml>=6.0",