diff --git a/ccp/modules/datashield-compose.yml b/ccp/modules/datashield-compose.yml
index edca65c..bd486ea 100644
--- a/ccp/modules/datashield-compose.yml
+++ b/ccp/modules/datashield-compose.yml
@@ -1,5 +1,3 @@
-version: "3.7"
-
 services:
   rstudio:
     container_name: bridgehead-rstudio
diff --git a/ccp/modules/dnpm-compose.yml b/ccp/modules/dnpm-compose.yml
index 5a56e97..ae4c118 100644
--- a/ccp/modules/dnpm-compose.yml
+++ b/ccp/modules/dnpm-compose.yml
@@ -1,5 +1,3 @@
-version: "3.7"
-
 services:
   beam-proxy:
     environment:
diff --git a/ccp/modules/exporter-compose.yml b/ccp/modules/exporter-compose.yml
index 5922690..adfce0b 100644
--- a/ccp/modules/exporter-compose.yml
+++ b/ccp/modules/exporter-compose.yml
@@ -1,5 +1,3 @@
-version: "3.7"
-
 services:
   exporter:
     image: docker.verbis.dkfz.de/ccp/dktk-exporter:latest
diff --git a/ccp/modules/login-compose.yml b/ccp/modules/login-compose.yml
index 787d4b2..db979b5 100644
--- a/ccp/modules/login-compose.yml
+++ b/ccp/modules/login-compose.yml
@@ -1,5 +1,3 @@
-version: "3.7"
-
 services:
 
   login-db:
diff --git a/ccp/modules/mtba-compose.yml b/ccp/modules/mtba-compose.yml
index 670d990..c6cf474 100644
--- a/ccp/modules/mtba-compose.yml
+++ b/ccp/modules/mtba-compose.yml
@@ -1,5 +1,3 @@
-version: "3.7"
-
 services:
   mtba:
     image: docker.verbis.dkfz.de/cache/samply/mtba:1.0.0