diff --git a/Dockerfile b/Dockerfile
index fd4cddb0..a0dc627d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # REF: https://hub.docker.com/_/python
-FROM python:3.13.4-slim-bookworm
+FROM python:3.13.5-slim-bookworm
 
 LABEL "com.github.actions.name"="Spellcheck Action"
 LABEL "com.github.actions.description"="Check spelling of files in repository"