diff --git a/ex101/ex101.1.1/Dockerfile b/ex101/ex101.1.1/Dockerfile
index 0de6f1b..ec7b9a9 100644
--- a/ex101/ex101.1.1/Dockerfile
+++ b/ex101/ex101.1.1/Dockerfile
@@ -1,4 +1,4 @@
-FROM tier/gte:base
+FROM tier/gte:base-201906
 
 LABEL author="tier-packaging@internet2.edu <tier-packaging@internet2.edu>" \
       Vendor="TIER" \