diff --git a/packages/@jsii/python-runtime/requirements.txt b/packages/@jsii/python-runtime/requirements.txt
index 7865735f23..a0f207ff0e 100644
--- a/packages/@jsii/python-runtime/requirements.txt
+++ b/packages/@jsii/python-runtime/requirements.txt
@@ -1,5 +1,5 @@
 black~=24.8
-mypy==1.12.0
+mypy==1.12.1
 pip~=24.2
 pytest~=8.3
 pytest-mypy~=0.10