diff --git a/cat b/cat
new file mode 100644
index 0000000000000000000000000000000000000000..6f1d9c8c1f2dc865536322cff2fd8f456b0f4f69
--- /dev/null
+++ b/cat
@@ -0,0 +1,44 @@
+./common/crowdsec/templates/docker-compose.yml
+./common/docker_dockerstats/templates/docker-compose.yml
+./common/docker_ldap/templates/docker-compose.yml
+./common/docker_traefik/templates/docker-compose.yml
+./common/docker_watchtower/templates/docker-compose.yml
+./intern/docker_esphome-dev/templates/docker-compose.yml
+./intern/docker_esphome/templates/docker-compose.yml
+./intern/docker_fridgeserver/templates/docker-compose.yml
+./intern/docker_grafana/templates/docker-compose.yml
+./intern/docker_heimdall/templates/docker-compose.yml
+./intern/docker_homeassistant/templates/docker-compose.yml
+./intern/docker_mqtt/templates/docker-compose.yml
+./intern/docker_nodered/templates/docker-compose.yml
+./intern/docker_omada/templates/docker-compose.yml
+./intern/docker_tasmoadmin/templates/docker-compose.yml
+./remote/docker_homeassistant/templates/docker-compose.yml
+./remote/docker_netdata/templates/docker-compose.yml
+./remote/docker_prometheus/templates/docker-compose.yml
+./remote/docker_unifi/templates/docker-compose.yml
+./testserver/docker_dockerstats/templates/docker-compose.yml
+./testserver/docker_gitea/templates/docker-compose.yml
+./testserver/docker_icinga/templates/docker-compose.yml
+./testserver/docker_mail/templates/docker-compose.yml
+./testserver/docker_traefik/templates/docker-compose.yml
+./testserver/docker_uffd/templates/docker-compose.yml
+./testserver/docker_nextcloud/templates/docker-compose.yml
+./verwaltung/docker_gitea/templates/docker-compose.yml
+./verwaltung/docker_jameica/templates/docker-compose.yml
+./verwaltung/docker_mysql/templates/docker-compose.yml
+./verwaltung/docker_nextcloud/templates/docker-compose.yml
+./verwaltung/docker_vaultwarden/templates/docker-compose.yml
+./webserver/docker_coturn/templates/docker-compose.yml
+./webserver/docker_dokuwiki/templates/docker-compose.yml
+./webserver/docker_gitlab/templates/docker-compose.yml
+./webserver/docker_hackmd/templates/docker-compose.yml
+./webserver/docker_icinga/templates/docker-compose.yml
+./webserver/docker_keycloak/templates/docker-compose.yml
+./webserver/docker_mail/templates/docker-compose.yml
+./webserver/docker_matrix/templates/docker-compose.yml
+./webserver/docker_matterbridge/templates/docker-compose.yml
+./webserver/docker_vpnserver/templates/docker-compose.yml
+./webserver/docker_warpapi/templates/docker-compose.yml
+./webserver/docker_wordpress/templates/docker-compose.yml
+./webserver/docker_workadventure/templates/docker-compose.yml
diff --git a/common/crowdsec/templates/docker-compose.yml b/common/crowdsec/templates/docker-compose.yml
index 3ab2d8c88520e08fa850fbcef7fbd1f156accf02..335b424154bfd90019a2ffd086779439839c6f74 100644
--- a/common/crowdsec/templates/docker-compose.yml
+++ b/common/crowdsec/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3'
-
 services:
   app:
     image: crowdsecurity/crowdsec:v1.5.2
diff --git a/common/docker_dockerstats/templates/docker-compose.yml b/common/docker_dockerstats/templates/docker-compose.yml
index cac9149112f318b954b4803aa7b9dbb17b8c6d96..481f58387a279484f7918983ca4e270b9e3f26f9 100644
--- a/common/docker_dockerstats/templates/docker-compose.yml
+++ b/common/docker_dockerstats/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   app:
diff --git a/common/docker_ldap/templates/docker-compose.yml b/common/docker_ldap/templates/docker-compose.yml
index 0a0de584cb6b73d8af8759f93ad2f88d4dac986c..b25e3a32f3a454aab49c0049fd9f5fc86723df77 100644
--- a/common/docker_ldap/templates/docker-compose.yml
+++ b/common/docker_ldap/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "3"
-
 services:
 
   openldap:
diff --git a/common/docker_traefik/templates/docker-compose.yml b/common/docker_traefik/templates/docker-compose.yml
index cfef612cde70392d8f247caeb80b40709afbcfdd..9dd8e968f119ac1daae0359e8d8b89157c810783 100644
--- a/common/docker_traefik/templates/docker-compose.yml
+++ b/common/docker_traefik/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '2.4'
-
 services:
 
     app:
diff --git a/common/docker_watchtower/templates/docker-compose.yml b/common/docker_watchtower/templates/docker-compose.yml
index 6c689a4babb466e3b2d3829ac3ba6311ca5c59b7..ea6231cbe358a745539616eebeb80c5398a1cd36 100644
--- a/common/docker_watchtower/templates/docker-compose.yml
+++ b/common/docker_watchtower/templates/docker-compose.yml
@@ -1,7 +1,3 @@
-
-
-version: "2.4"
-
 services:
 
   app:
diff --git a/intern/docker_esphome-dev/templates/docker-compose.yml b/intern/docker_esphome-dev/templates/docker-compose.yml
index 03cfa2cafd22c14749fb9e822b8d3041f18e0327..9d71707d397afa8a910908dfbee83095506d8297 100644
--- a/intern/docker_esphome-dev/templates/docker-compose.yml
+++ b/intern/docker_esphome-dev/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   app:
diff --git a/intern/docker_esphome/templates/docker-compose.yml b/intern/docker_esphome/templates/docker-compose.yml
index f1975dbc206d1d75777a8a5584b6b15aab558876..252033f97849e85031a11c4f9a989114f4da7fca 100644
--- a/intern/docker_esphome/templates/docker-compose.yml
+++ b/intern/docker_esphome/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   app:
diff --git a/intern/docker_fridgeserver/templates/docker-compose.yml b/intern/docker_fridgeserver/templates/docker-compose.yml
index af5966968e9d79318463cfb05dd1f572e9e10fb7..1d6cacac9f54fab578825486d99b61fab23f7852 100644
--- a/intern/docker_fridgeserver/templates/docker-compose.yml
+++ b/intern/docker_fridgeserver/templates/docker-compose.yml
@@ -1,5 +1,4 @@
 ---
-version: "3.3"
 
 services:
 
diff --git a/intern/docker_grafana/templates/docker-compose.yml b/intern/docker_grafana/templates/docker-compose.yml
index e8d66fe5b8f05a23d58a56b04905cbbbddc9115f..a79f6d21ed4fe70a7ff990b2e7b3f1474cdb6435 100644
--- a/intern/docker_grafana/templates/docker-compose.yml
+++ b/intern/docker_grafana/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   app:
diff --git a/intern/docker_heimdall/templates/docker-compose.yml b/intern/docker_heimdall/templates/docker-compose.yml
index 9722de418eb81c034885c7c0e8a5d5816805e5c9..d22652075867cd6827047e2d2d4a9a917a4f3e7e 100644
--- a/intern/docker_heimdall/templates/docker-compose.yml
+++ b/intern/docker_heimdall/templates/docker-compose.yml
@@ -1,5 +1,4 @@
 ---
-version: "2.1"
 
 services:
 
diff --git a/intern/docker_homeassistant/templates/docker-compose.yml b/intern/docker_homeassistant/templates/docker-compose.yml
index b770ce40f3948e8d5fbbcb559aa84dfd3fdf6478..8bf7c9c6726aac0ffb4d9d1928894b99e9a7e3b8 100644
--- a/intern/docker_homeassistant/templates/docker-compose.yml
+++ b/intern/docker_homeassistant/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "3"
-
 services:
   
   app:
diff --git a/intern/docker_mqtt/templates/docker-compose.yml b/intern/docker_mqtt/templates/docker-compose.yml
index 7edd906f64ce5f6edba34add896001e9660d72bf..32ebf09dcaac13d8bd56dc2960200d4a94155674 100644
--- a/intern/docker_mqtt/templates/docker-compose.yml
+++ b/intern/docker_mqtt/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   app:
diff --git a/intern/docker_nodered/templates/docker-compose.yml b/intern/docker_nodered/templates/docker-compose.yml
index 98ed85b48f177163fa374bcdae10f716fc4b9b1b..9f480eb0bbaf97ffac7a547731a4fccf8d9d4b9e 100644
--- a/intern/docker_nodered/templates/docker-compose.yml
+++ b/intern/docker_nodered/templates/docker-compose.yml
@@ -4,7 +4,6 @@
 # docker stack deploy node-red --compose-file docker-compose-node-red.yml
 # docker-compose -f docker-compose-node-red.yml -p myNoderedProject up
 ################################################################################
-version: "3"
 
 services:
 
diff --git a/intern/docker_omada/templates/docker-compose.yml b/intern/docker_omada/templates/docker-compose.yml
index 4ccdfb95901f6c245977ccdc0423545cebbabdba..fc280b3c2b78c638b3535929ef5ac0a7730041e0 100644
--- a/intern/docker_omada/templates/docker-compose.yml
+++ b/intern/docker_omada/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "3"
-
 services:
 
   app:
diff --git a/intern/docker_tasmoadmin/templates/docker-compose.yml b/intern/docker_tasmoadmin/templates/docker-compose.yml
index 25d35a3e6794a0b9c842e8a947e7cf433c971d90..f54b41465aabfe30de5216674de8389a7c6311a1 100644
--- a/intern/docker_tasmoadmin/templates/docker-compose.yml
+++ b/intern/docker_tasmoadmin/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "3"
-
 services:
 
   app:
diff --git a/remote/docker_homeassistant/templates/docker-compose.yml b/remote/docker_homeassistant/templates/docker-compose.yml
index dd4c1e3fa89c66f57b6a3638448bd34ba28bba49..472036dc8470d02ea609016ec2c2cb9186986586 100644
--- a/remote/docker_homeassistant/templates/docker-compose.yml
+++ b/remote/docker_homeassistant/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "3"
-
 services:
   
   app:
diff --git a/remote/docker_netdata/templates/docker-compose.yml b/remote/docker_netdata/templates/docker-compose.yml
index e22fc1391b485430631a8822ab4e1f98a31f64fc..f38c87a2b0eda51e25717cf43cc58fe2aba5a012 100644
--- a/remote/docker_netdata/templates/docker-compose.yml
+++ b/remote/docker_netdata/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3'
-
 services:
   
   app:
diff --git a/remote/docker_prometheus/templates/docker-compose.yml b/remote/docker_prometheus/templates/docker-compose.yml
index 06d5d333c5a06d82aa53dc4527db1075e409cb89..d1f8420d26cb3833794691226951055259905586 100644
--- a/remote/docker_prometheus/templates/docker-compose.yml
+++ b/remote/docker_prometheus/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "3"
-
 services:
 
   app:
diff --git a/remote/docker_unifi/templates/docker-compose.yml b/remote/docker_unifi/templates/docker-compose.yml
index b20c7e1af2d310af65a5acbdd0ff7aad10f3d6b3..3d1572641f9157924dc64e375aeabcbad1533ac6 100644
--- a/remote/docker_unifi/templates/docker-compose.yml
+++ b/remote/docker_unifi/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "3"
-
 services:
 
   app:
diff --git a/testserver/docker_dockerstats/templates/docker-compose.yml b/testserver/docker_dockerstats/templates/docker-compose.yml
index b7b871e44001f773b0bdad625fc025b9588b2ff5..66f525c55f702b53b4ef510634ed2c65f11d2685 100644
--- a/testserver/docker_dockerstats/templates/docker-compose.yml
+++ b/testserver/docker_dockerstats/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   app:
diff --git a/testserver/docker_gitea/templates/docker-compose.yml b/testserver/docker_gitea/templates/docker-compose.yml
index d7229cd62159c3ea81288f2b059863f22160851d..94aa2fa17b0e221153cfed0986cba65b7d21b898 100644
--- a/testserver/docker_gitea/templates/docker-compose.yml
+++ b/testserver/docker_gitea/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "2.4"
-
 services:
 
   app:
diff --git a/testserver/docker_icinga/templates/docker-compose.yml b/testserver/docker_icinga/templates/docker-compose.yml
index 998f5859842d6ca1159e328179dc0024b363edc9..190eefdf3e6a735d708ef81085b9402ca355a5fa 100644
--- a/testserver/docker_icinga/templates/docker-compose.yml
+++ b/testserver/docker_icinga/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "2.4"
-
 services:
   
   app:
diff --git a/testserver/docker_mail/templates/docker-compose.yml b/testserver/docker_mail/templates/docker-compose.yml
index 2d8e493774c2fb7792e76daa17633afd6dcc9536..9ee707e26829a4c52e3a1419464627b80714a84b 100644
--- a/testserver/docker_mail/templates/docker-compose.yml
+++ b/testserver/docker_mail/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '2.2'
-
 services:
 
   # External dependencies
diff --git a/testserver/docker_nextcloud/templates/docker-compose.yml b/testserver/docker_nextcloud/templates/docker-compose.yml
index 345b52a3ecef09109b46e2eef8b2c599219d0faa..da28c1e0da17337dcd3e31fc84f79cd2ddadeb4e 100644
--- a/testserver/docker_nextcloud/templates/docker-compose.yml
+++ b/testserver/docker_nextcloud/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   redis:
diff --git a/testserver/docker_traefik/templates/docker-compose.yml b/testserver/docker_traefik/templates/docker-compose.yml
index 51b6d70811177a7b3ac36a67c52535a641b26508..af7fa3e7f7a4b890ceff7351b8a0a74336f0f0a5 100644
--- a/testserver/docker_traefik/templates/docker-compose.yml
+++ b/testserver/docker_traefik/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '2.4'
-
 services:
 
     app:
diff --git a/testserver/docker_uffd/templates/docker-compose.yml b/testserver/docker_uffd/templates/docker-compose.yml
index b6cd606f978733398ab149dc575c95844bdbd578..fd4b853c873b9c10b60f7f764d0a86928405c239 100644
--- a/testserver/docker_uffd/templates/docker-compose.yml
+++ b/testserver/docker_uffd/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
   db:
     image: mariadb:11.2.2
diff --git a/verwaltung/docker_gitea/templates/docker-compose.yml b/verwaltung/docker_gitea/templates/docker-compose.yml
index d1eef0b164256e3e214f10abc3f167b13f6940e4..38908d72896d05448e10a8a33353683368150625 100644
--- a/verwaltung/docker_gitea/templates/docker-compose.yml
+++ b/verwaltung/docker_gitea/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "2.4"
-
 services:
 
   app:
diff --git a/verwaltung/docker_jameica/templates/docker-compose.yml b/verwaltung/docker_jameica/templates/docker-compose.yml
index 1c827416c012932fe00ef97f9ae13bd52b16b804..01df70d9853477c171ce5a73258bade5c0672918 100644
--- a/verwaltung/docker_jameica/templates/docker-compose.yml
+++ b/verwaltung/docker_jameica/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3'
-
 services:
     
   vnc:
diff --git a/verwaltung/docker_mysql/templates/docker-compose.yml b/verwaltung/docker_mysql/templates/docker-compose.yml
index ad2b0fdb6ca7985cb397e61bdc58e41a375f6623..90261a81c15843edead81b178b233c20244bd424 100644
--- a/verwaltung/docker_mysql/templates/docker-compose.yml
+++ b/verwaltung/docker_mysql/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "3"
-
 services:                                                                                                                                                                 
 
   app:                                                                                                                                                            
diff --git a/verwaltung/docker_nextcloud/templates/docker-compose.yml b/verwaltung/docker_nextcloud/templates/docker-compose.yml
index b3ed764617be33d944a0f11383f1b99e9e7ab419..1ce756081266f5d8362f41f7d2315a675c06b6b8 100644
--- a/verwaltung/docker_nextcloud/templates/docker-compose.yml
+++ b/verwaltung/docker_nextcloud/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   redis:
diff --git a/verwaltung/docker_vaultwarden/templates/docker-compose.yml b/verwaltung/docker_vaultwarden/templates/docker-compose.yml
index 19daa0d272a9ff3aa9ac1c4f49f64d27b997d533..516eca98fe2f019731cb48655761859a7f5c01c3 100644
--- a/verwaltung/docker_vaultwarden/templates/docker-compose.yml
+++ b/verwaltung/docker_vaultwarden/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3'
-
 services:
 
   app:
diff --git a/webserver/docker_coturn/templates/docker-compose.yml b/webserver/docker_coturn/templates/docker-compose.yml
index 20e56a3735a87ee2140fa52f14fc84fe0fc0a4eb..ee48e58049cbb7b971522eac5b9cc2671999063b 100644
--- a/webserver/docker_coturn/templates/docker-compose.yml
+++ b/webserver/docker_coturn/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   coturn:
diff --git a/webserver/docker_dokuwiki/templates/docker-compose.yml b/webserver/docker_dokuwiki/templates/docker-compose.yml
index f7d425f9ac92b956f979a466a58b85f9bf039a49..e3389c993b24bb52dd2b8e4bee050cda7a0eff6b 100644
--- a/webserver/docker_dokuwiki/templates/docker-compose.yml
+++ b/webserver/docker_dokuwiki/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   app:
diff --git a/webserver/docker_gitlab/templates/docker-compose.yml b/webserver/docker_gitlab/templates/docker-compose.yml
index 6b623c7f18aaf70db3252bc1a9a9266f40cebd50..957aa977449fc0b335da9f0b9a97696431cc6792 100644
--- a/webserver/docker_gitlab/templates/docker-compose.yml
+++ b/webserver/docker_gitlab/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "2.4"
-
 services:
 
   app:
diff --git a/webserver/docker_hackmd/templates/docker-compose.yml b/webserver/docker_hackmd/templates/docker-compose.yml
index 9cef21717d7832305484cbff709eb7880e2a5724..959a2dfef148077a37d31044099cff2aeca3cb38 100644
--- a/webserver/docker_hackmd/templates/docker-compose.yml
+++ b/webserver/docker_hackmd/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   app:
diff --git a/webserver/docker_icinga/templates/docker-compose.yml b/webserver/docker_icinga/templates/docker-compose.yml
index e59e92b2c85733b2a6a4b060d82e789489fbac09..f4e0ced24a2cadfe279fdf13eee7deeeabae709e 100644
--- a/webserver/docker_icinga/templates/docker-compose.yml
+++ b/webserver/docker_icinga/templates/docker-compose.yml
@@ -1,7 +1,3 @@
-
-
-version: "2.4"
-
 services:
 
   app:
diff --git a/webserver/docker_keycloak/templates/docker-compose.yml b/webserver/docker_keycloak/templates/docker-compose.yml
index e57b8b70345de5232c16c45c1241c7644b002d2e..f32d670204c409ce61251af41d14bbea46d1e79e 100644
--- a/webserver/docker_keycloak/templates/docker-compose.yml
+++ b/webserver/docker_keycloak/templates/docker-compose.yml
@@ -1,7 +1,3 @@
-
-
-version: "3"
-
 services:
 
 
diff --git a/webserver/docker_mail/templates/docker-compose.yml b/webserver/docker_mail/templates/docker-compose.yml
index ebc42bdf924f51f67e3ff38b9bbd3b3d409df25c..4d55dc0e89319096ed4633e96f4201307cff7cb1 100644
--- a/webserver/docker_mail/templates/docker-compose.yml
+++ b/webserver/docker_mail/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '2.2'
-
 services:
 
   # External dependencies
diff --git a/webserver/docker_matrix/templates/docker-compose.yml b/webserver/docker_matrix/templates/docker-compose.yml
index ea93fd0ebc9091b62b9c6669d74b48422d8ea6cd..fb47a54e48dbd96f050c25dc540a6f6ef8db1f10 100644
--- a/webserver/docker_matrix/templates/docker-compose.yml
+++ b/webserver/docker_matrix/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "2.2"
-
 services:
 
   # Datenbank Dump vor Upgrade (im Container)
diff --git a/webserver/docker_matterbridge/templates/docker-compose.yml b/webserver/docker_matterbridge/templates/docker-compose.yml
index a6de5dc7f788a1de0e8e2932b38a59ee3ff1bc9a..1f3afc93775f958039d3e9ae23ec2350dfd1526c 100644
--- a/webserver/docker_matterbridge/templates/docker-compose.yml
+++ b/webserver/docker_matterbridge/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "3"
-
 services:
 
   cw:
diff --git a/webserver/docker_vpnserver/templates/docker-compose.yml b/webserver/docker_vpnserver/templates/docker-compose.yml
index 2c6364cd5ac44d22ee6fa0fc0f4b5ba5f21f5f57..21de9d125c829c71b59e95f5622b0c04c3993680 100644
--- a/webserver/docker_vpnserver/templates/docker-compose.yml
+++ b/webserver/docker_vpnserver/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   app:
diff --git a/webserver/docker_warpapi/templates/docker-compose.yml b/webserver/docker_warpapi/templates/docker-compose.yml
index fbcfae2097abee1779f432ccbebac59f1beb543f..02f264f4703dcc115b7acf6f1055cdcef089cca3 100644
--- a/webserver/docker_warpapi/templates/docker-compose.yml
+++ b/webserver/docker_warpapi/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
 
   app:
diff --git a/webserver/docker_wordpress/templates/docker-compose.yml b/webserver/docker_wordpress/templates/docker-compose.yml
index 117d151d61820427e8be9f76d29fc542305c0d2c..e0c093ac5e5a468273a10673e28e5edfa8747db2 100644
--- a/webserver/docker_wordpress/templates/docker-compose.yml
+++ b/webserver/docker_wordpress/templates/docker-compose.yml
@@ -1,6 +1,3 @@
-
-version: "3"
-
 services:
 
   db:
diff --git a/webserver/docker_workadventure/templates/docker-compose.yml b/webserver/docker_workadventure/templates/docker-compose.yml
index 980767a7edef0d0580fd385389a72d6fddfa0c21..999822c12d0d216d2a51e6b74f1cd6987d9c25f3 100644
--- a/webserver/docker_workadventure/templates/docker-compose.yml
+++ b/webserver/docker_workadventure/templates/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3.3"
-
 services:
 
   front: