diff --git a/base/Dockerfile b/base/Dockerfile
index a122326..ed42985 100644
--- a/base/Dockerfile
+++ b/base/Dockerfile
@@ -1,7 +1,7 @@
 FROM tier/shib-idp:3.4.3_20190201 as idp
 
 # Grouper version for the entire GTE
-FROM i2incommon/grouper:2.5.56
+FROM i2incommon/grouper:2.6.0
 
 # Disable docker HEALTHCHECK inherited from tier/shib-sp
 HEALTHCHECK NONE