diff --git a/training/pyproject.toml b/training/pyproject.toml
index e22f091..4940058 100644
--- a/training/pyproject.toml
+++ b/training/pyproject.toml
@@ -17,7 +17,7 @@ dependencies = [
 dev = [
     "pytest>=9.0.2",
     "ruff>=0.7.0",
-    "mypy>=1.11.0",
+    "mypy>=1.20.2",
 ]
 
 [tool.ruff]