diff --git a/docker-compose-confluent-cloud.yml b/docker-compose-confluent-cloud.yml
index 24d21b72..3b376183 100644
--- a/docker-compose-confluent-cloud.yml
+++ b/docker-compose-confluent-cloud.yml
@@ -1,4 +1,3 @@
-version: '2'
 services:
   ppm:
     build:
diff --git a/docker-compose-kafka.yml b/docker-compose-kafka.yml
index 94fb6516..610badd1 100644
--- a/docker-compose-kafka.yml
+++ b/docker-compose-kafka.yml
@@ -1,4 +1,3 @@
-version: '2'
 services:
   zookeeper:
     image: wurstmeister/zookeeper
diff --git a/docker-compose.yml b/docker-compose.yml
index 273493c1..33d4bfcd 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,4 +1,3 @@
-version: '2'
 services:
   zookeeper:
     image: wurstmeister/zookeeper