diff --git a/samples-acceptance-tests/docker-compose.yml b/samples-acceptance-tests/docker-compose.yml
index 8bece76..d2325a6 100644
--- a/samples-acceptance-tests/docker-compose.yml
+++ b/samples-acceptance-tests/docker-compose.yml
@@ -1,4 +1,4 @@
-version: '3'
+version: '2'
 volumes:
   data-volume: {}
 services: