diff --git a/docker-compose.yaml b/docker-compose.yaml
index 92aa9ce14cb6032dbca02c3467b7cc69bd79999a..21e44b20a143014ffd3b165b5f3acde42949a081 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -1,4 +1,4 @@
-version: '3.6'
+version: '3.5'
 services:
     angular:
         build: ./krini-ng