diff --git a/complete-application/docker-compose.yml b/complete-application/docker-compose.yml
index ecd9d0c..431bba7 100644
--- a/complete-application/docker-compose.yml
+++ b/complete-application/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '4'
-
 networks:
   db_net:
     driver: bridge
diff --git a/docker-compose.yml b/docker-compose.yml
index 9574b3c..d8ae92f 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3'
-
 networks:
   db_net:
     driver: bridge