diff --git a/.helm/ecamp3/files/db-backup-restore-image/docker-compose.yml b/.helm/ecamp3/files/db-backup-restore-image/docker-compose.yml
index 49763aabd7..6dbfb14d41 100644
--- a/.helm/ecamp3/files/db-backup-restore-image/docker-compose.yml
+++ b/.helm/ecamp3/files/db-backup-restore-image/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3.9'
-
 services: 
   db-backup-restore-image:
     image: ${CONTAINER_REGISTRY:-docker.io}/${REPO_OWNER:-ecamp}/ecamp3-db-backup-restore:${VERSION:-local}
diff --git a/.helm/ecamp3/files/db_backup_job/docker-compose.yml b/.helm/ecamp3/files/db_backup_job/docker-compose.yml
index a01796896b..c00ab3c4c3 100644
--- a/.helm/ecamp3/files/db_backup_job/docker-compose.yml
+++ b/.helm/ecamp3/files/db_backup_job/docker-compose.yml
@@ -1,4 +1,3 @@
-version: '3.9'
 services:
   create-backup:
     build:
diff --git a/.helm/ecamp3/files/hook_db_restore/docker-compose.yml b/.helm/ecamp3/files/hook_db_restore/docker-compose.yml
index cc924211ae..4c414f4a1b 100644
--- a/.helm/ecamp3/files/hook_db_restore/docker-compose.yml
+++ b/.helm/ecamp3/files/hook_db_restore/docker-compose.yml
@@ -1,4 +1,3 @@
-version: '3.9'
 services:
   restore-backup:
     build:
diff --git a/.ops/aws-setup/docker-compose.yml b/.ops/aws-setup/docker-compose.yml
index c1aa6fd1b9..5356a45508 100644
--- a/.ops/aws-setup/docker-compose.yml
+++ b/.ops/aws-setup/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3.9"
-
 services:
   aws-setup:
     image: pulumi/pulumi-nodejs:3.116.1
diff --git a/docker-compose.yml b/docker-compose.yml
index 549e3e1e2b..86a7153509 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3.9'
-
 services:
   frontend:
     image: node:20.13.1