diff --git a/actions/update_development_dependencies/requirements.txt b/actions/update_development_dependencies/requirements.txt
index 48d0fce4..22eaaea7 100644
--- a/actions/update_development_dependencies/requirements.txt
+++ b/actions/update_development_dependencies/requirements.txt
@@ -36,7 +36,7 @@ maison==2.0.2
 markdown-it-py==4.2.0
 mdurl==0.1.2
 more-itertools==11.1.0
-msgpack==1.2.2
+msgpack==1.2.3
 nodeenv==1.11.0
 packaging==26.3
 pbs-installer==2026.9.24