diff --git a/jython/Dockerfile b/jython/Dockerfile
index 7804734..9d9cd33 100644
--- a/jython/Dockerfile
+++ b/jython/Dockerfile
@@ -1,4 +1,4 @@
-FROM coatldev/six:3.12 AS base
+FROM quay.io/coatldev/six:3.12 AS base
 
 ENV JYTHON_HOME=/opt/jython
 
diff --git a/python/Dockerfile b/python/Dockerfile
index cd8fd1d..7b03b95 100644
--- a/python/Dockerfile
+++ b/python/Dockerfile
@@ -1,4 +1,4 @@
-FROM coatldev/six:3.12
+FROM quay.io/coatldev/six:3.12
 
 COPY requirements /tmp/requirements