diff --git a/ccp/modules/datashield-compose.yml b/ccp/modules/datashield-compose.yml
index 105c9ae..bc09e1f 100644
--- a/ccp/modules/datashield-compose.yml
+++ b/ccp/modules/datashield-compose.yml
@@ -120,7 +120,7 @@ services:
     image: docker.verbis.dkfz.de/cache/oauth2-proxy/oauth2-proxy:latest
     container_name: bridgehead_oauth2_proxy
     command: >-
-      --allowed-group=/DataSHIELD
+      --allowed-group=DataSHIELD
       --oidc-groups-claim=${KEYCLOAK_GROUP_CLAIM}
       --auth-logging=true
       --whitelist-domain=${HOST}
diff --git a/ccp/modules/mtba-compose.yml b/ccp/modules/mtba-compose.yml
index 3912bcb..042bca1 100644
--- a/ccp/modules/mtba-compose.yml
+++ b/ccp/modules/mtba-compose.yml
@@ -3,7 +3,8 @@ version: "3.7"
 services:
   mtba:
     #image: docker.verbis.dkfz.de/cache/samply/mtba:latest
-    image: docker.verbis.dkfz.de/cache/samply/mtba:develop
+    #image: docker.verbis.dkfz.de/cache/samply/mtba:develop
+    image: samply/mtba:develop
     container_name: bridgehead-mtba
     environment:
       BLAZE_STORE_URL: http://blaze:8080