diff --git a/3.8/Dockerfile b/3.8/Dockerfile
index 1739c02..ee864fd 100644
--- a/3.8/Dockerfile
+++ b/3.8/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.8.7-slim-buster@sha256:d9316f3ee86ec147b76af56052dff45095ffd183e636b4c4f29576eee869927a
+FROM python:3.8.7-slim-buster@sha256:ef1eb4df15396b7d660fe99f1a8ad6b54812420e243fc13b22733218fd03b1b1
 
 # renovate: datasource=pypi depName=poetry versioning=semver
 ENV POETRY_VERSION v1.1.4