diff --git a/python/requirements_compiled.txt b/python/requirements_compiled.txt
index 8a208c4a2e2c..670190751f09 100644
--- a/python/requirements_compiled.txt
+++ b/python/requirements_compiled.txt
@@ -1065,7 +1065,7 @@ memray==1.19.1 ; platform_system != "Windows" and sys_platform != "darwin" and p
     #   -r python/requirements/test-requirements.txt
 minigrid==2.3.1
     # via -r python/requirements/ml/rllib-test-requirements.txt
-mistune==0.8.4
+mistune==3.2.1
     # via nbconvert
 ml-collections==0.1.1
     # via open-spiel
diff --git a/python/requirements_compiled_py3.13.txt b/python/requirements_compiled_py3.13.txt
index c2df5eba9efb..bee0a6ed30de 100644
--- a/python/requirements_compiled_py3.13.txt
+++ b/python/requirements_compiled_py3.13.txt
@@ -1097,7 +1097,7 @@ memray==1.19.1 ; platform_system != "Windows" and sys_platform != "darwin" and p
     #   -r python/requirements/test-requirements.txt
 minigrid==2.3.1
     # via -r python/requirements/ml/rllib-test-requirements.txt
-mistune==0.8.4
+mistune==3.2.1
     # via nbconvert
 ml-collections==0.1.1
     # via open-spiel