diff --git a/test-compose/idp/Dockerfile b/test-compose/idp/Dockerfile
index 1d19469..1f996b4 100644
--- a/test-compose/idp/Dockerfile
+++ b/test-compose/idp/Dockerfile
@@ -1,5 +1,4 @@
-FROM tier/shib-idp:latest
-#FROM tier/shib-idp:3.4.6_20200107
+FROM tier/shib-idp:3.4.6_20200107
 
 # The build args below can be used at build-time to tell the build process where to find your config files.  This is for a completely burned-in config.
 ARG TOMCFG=config/tomcat