diff --git a/3.8/Dockerfile b/3.8/Dockerfile
index 0f5a62e..5530f6a 100644
--- a/3.8/Dockerfile
+++ b/3.8/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.8.8-slim-buster@sha256:3d5cae991c8f12c831e98d74c4dd750cfb1b219859069098627be096574c02de
+FROM python:3.8.8-slim-buster@sha256:1389669225e7fa05a9bac20d64551b6b6d84ee3200330d8d8de74c6d2314fdc7
 
 # renovate: datasource=pypi depName=poetry versioning=semver
 ENV POETRY_VERSION 1.1.5