diff --git a/manual-install/update-yaml.sh b/manual-install/update-yaml.sh
index 7067133e68a..df066696b50 100644
--- a/manual-install/update-yaml.sh
+++ b/manual-install/update-yaml.sh
@@ -17,6 +17,7 @@ OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].secrets)')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].devices)')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].backup_volumes)')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].nextcloud_exec_commands)')"
+OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].image_tag)')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[] | select(.container_name == "nextcloud-aio-watchtower"))')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[] | select(.container_name == "nextcloud-aio-domaincheck"))')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[] | select(.container_name == "nextcloud-aio-borgbackup"))')"
diff --git a/php/containers-schema.json b/php/containers-schema.json
index d608895abbf..9a4fae302e6 100644
--- a/php/containers-schema.json
+++ b/php/containers-schema.json
@@ -10,7 +10,7 @@
 				"type": "object",
 				"additionalProperties": false,
 				"minProperties": 2,
-				"required": ["image", "container_name"],
+				"required": ["image", "container_name", "image_tag"],
 				"properties": {
 					"image": {
 						"type": "string",
@@ -98,7 +98,7 @@
 					},
 					"image_tag": {
 						"type": "string",
-						"pattern": "^[a-z0-9.-]+$"
+						"pattern": "^([a-z0-9.-]+|%AIO_CHANNEL%)$"
 					},
 					"devices": {
 						"type": "array",
diff --git a/php/containers.json b/php/containers.json
index 779354153b3..75e6f830ab5 100644
--- a/php/containers.json
+++ b/php/containers.json
@@ -2,6 +2,7 @@
   "aio_services_v1": [
     {
       "container_name": "nextcloud-aio-apache",
+      "image_tag": "%AIO_CHANNEL%",
       "depends_on": [
         "nextcloud-aio-onlyoffice",
         "nextcloud-aio-collabora",
@@ -68,6 +69,7 @@
     },
     {
       "container_name": "nextcloud-aio-database",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "Database",
       "image": "nextcloud/aio-postgresql",
       "init": true,
@@ -114,6 +116,7 @@
     },
     {
       "container_name": "nextcloud-aio-nextcloud",
+      "image_tag": "%AIO_CHANNEL%",
       "depends_on": [
         "nextcloud-aio-database",
         "nextcloud-aio-redis",
@@ -221,6 +224,7 @@
     },
     {
       "container_name": "nextcloud-aio-notify-push",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "Notify Push",
       "image": "nextcloud/aio-notify-push",
       "init": true,
@@ -257,6 +261,7 @@
     },
     {
       "container_name": "nextcloud-aio-redis",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "Redis",
       "image": "nextcloud/aio-redis",
       "init": true,
@@ -288,6 +293,7 @@
     },
     {
       "container_name": "nextcloud-aio-collabora",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "Collabora",
       "image": "nextcloud/aio-collabora",
       "init": true,
@@ -317,6 +323,7 @@
     },
     {
       "container_name": "nextcloud-aio-talk",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "Talk",
       "image": "nextcloud/aio-talk",
       "init": true,
@@ -368,6 +375,7 @@
     },
     {
       "container_name": "nextcloud-aio-talk-recording",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "Talk Recording",
       "image": "nextcloud/aio-talk-recording",
       "init": true,
@@ -401,6 +409,7 @@
     },
     {
       "container_name": "nextcloud-aio-borgbackup",
+      "image_tag": "%AIO_CHANNEL%",
       "image": "nextcloud/aio-borgbackup",
       "init": true,
       "environment": [
@@ -463,6 +472,7 @@
     },
     {
       "container_name": "nextcloud-aio-watchtower",
+      "image_tag": "%AIO_CHANNEL%",
       "image": "nextcloud/aio-watchtower",
       "init": true,
       "environment": [
@@ -479,6 +489,7 @@
     },
     {
       "container_name": "nextcloud-aio-domaincheck",
+      "image_tag": "%AIO_CHANNEL%",
       "image": "nextcloud/aio-domaincheck",
       "init": true,
       "ports": [
@@ -505,6 +516,7 @@
     },
     {
       "container_name": "nextcloud-aio-clamav",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "ClamAV",
       "image": "nextcloud/aio-clamav",
       "init": false,
@@ -539,6 +551,7 @@
     },
     {
       "container_name": "nextcloud-aio-onlyoffice",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "OnlyOffice",
       "image": "nextcloud/aio-onlyoffice",
       "init": true,
@@ -576,6 +589,7 @@
     },
     {
       "container_name": "nextcloud-aio-imaginary",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "Imaginary",
       "image": "nextcloud/aio-imaginary",
       "init": true,
@@ -603,6 +617,7 @@
     },
     {
       "container_name": "nextcloud-aio-fulltextsearch",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "Fulltextsearch",
       "image": "nextcloud/aio-fulltextsearch",
       "init": false,
@@ -642,6 +657,7 @@
     },
     {
       "container_name": "nextcloud-aio-docker-socket-proxy",
+      "image_tag": "%AIO_CHANNEL%",
       "display_name": "Docker Socket Proxy",
       "image": "nextcloud/aio-docker-socket-proxy",
       "init": true,
diff --git a/php/src/ContainerDefinitionFetcher.php b/php/src/ContainerDefinitionFetcher.php
index 63c46064fb5..19e0d3bb8ec 100644
--- a/php/src/ContainerDefinitionFetcher.php
+++ b/php/src/ContainerDefinitionFetcher.php
@@ -269,7 +269,7 @@ private function GetDefinition(bool $latest): array
                 $init = $entry['init'];
             }
 
-            $imageTag = '';
+            $imageTag = '%AIO_CHANNEL%';
             if (isset($entry['image_tag'])) {
                 $imageTag = $entry['image_tag'];
             }
diff --git a/php/src/Docker/DockerActionManager.php b/php/src/Docker/DockerActionManager.php
index 673a2f12864..738ae8b71d8 100644
--- a/php/src/Docker/DockerActionManager.php
+++ b/php/src/Docker/DockerActionManager.php
@@ -49,7 +49,7 @@ private function BuildApiUrl(string $url) : string {
 
     private function BuildImageName(Container $container) : string {
         $tag = $container->GetImageTag();
-        if ($tag === '') {
+        if ($tag === '%AIO_CHANNEL%') {
             $tag = $this->GetCurrentChannel();
         }
         return $container->GetContainerName() . ':' . $tag;
@@ -100,7 +100,7 @@ public function GetContainerRestartingState(Container $container) : IContainerSt
     public function GetContainerUpdateState(Container $container) : IContainerState
     {
         $tag = $container->GetImageTag();
-        if ($tag === '') {
+        if ($tag === '%AIO_CHANNEL%') {
             $tag = $this->GetCurrentChannel();
         }