diff --git a/docker-compose.test.yml b/docker-compose.test.yml
index ebe97b9..8e3ec04 100644
--- a/docker-compose.test.yml
+++ b/docker-compose.test.yml
@@ -1,4 +1,4 @@
-version: '3'
+version: '3.8'
 
 services:
   app:
diff --git a/docker-compose.yml b/docker-compose.yml
index 6f4439d..d0ef692 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,4 +1,4 @@
-version: '3'
+version: '3.8'
 
 services:
   app: