diff --git a/Dockerfile b/Dockerfile
index 515a0f5..342b706 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.8.10-slim-buster@sha256:68034bc33557411aae03275945a339046abc036be09e6f661ec3703de9ce222f
+FROM python:3.8.10-slim-buster@sha256:c9dc8cd1171771e7f0def12be61d7bb340480e73b4e78acf3464ed0c3347dabd
 
 # renovate: datasource=pypi depName=determine-docker-tags versioning=semver
 ENV DETERMINE_DOCKER_TAGS_VERSION 0.1.6