diff --git a/ccp/modules/teiler-ui-compose.yml b/ccp/modules/teiler-ui-compose.yml
index 92a98d8..5a51c8e 100644
--- a/ccp/modules/teiler-ui-compose.yml
+++ b/ccp/modules/teiler-ui-compose.yml
@@ -1,3 +1,5 @@
+version: "3.7"
+
 services:
 
   teiler-root-config: