diff --git a/base/Dockerfile b/base/Dockerfile
index 6c98767..91c7357 100644
--- a/base/Dockerfile
+++ b/base/Dockerfile
@@ -3,7 +3,7 @@ FROM tier/shib-idp:4.3.1_20231218 as idp
 #FROM i2incommon/grouper:4.10.2 as grouper4
 
 # Grouper version for the entire GTE
-FROM i2incommon/grouper:5.8.5
+FROM i2incommon/grouper:5.11.2
 
 # Disable docker HEALTHCHECK inherited from tier/shib-sp
 HEALTHCHECK NONE