diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 17c23b0..626d6e1 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -1,4 +1,3 @@
-version: '3.4'
 services:
     swapclient:
         image: i_swapclient
diff --git a/docker/docker-compose_with_tor.yml b/docker/docker-compose_with_tor.yml
index f4add1a..88df888 100644
--- a/docker/docker-compose_with_tor.yml
+++ b/docker/docker-compose_with_tor.yml
@@ -1,4 +1,3 @@
-version: '3.4'
 services:
 
     swapclient:
diff --git a/docker/production/compose-fragments/0_start.yml b/docker/production/compose-fragments/0_start.yml
index 5d2609a..6b65528 100644
--- a/docker/production/compose-fragments/0_start.yml
+++ b/docker/production/compose-fragments/0_start.yml
@@ -1,4 +1,3 @@
-version: '3.3'
 
 networks:
     default: