diff --git a/manual-install/update-yaml.sh b/manual-install/update-yaml.sh
index a0722af4..9f6836a9 100644
--- a/manual-install/update-yaml.sh
+++ b/manual-install/update-yaml.sh
@@ -5,7 +5,7 @@ sed -i 's|","location":"|:|g' /tmp/containers.json
 sed -i 's|","writeable":false|:ro"|g' /tmp/containers.json
 sed -i 's|","writeable":true|:rw"|g' /tmp/containers.json
 OUTPUT="$(cat /tmp/containers.json)"
-OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].internalPorts)')"
+OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].internal_ports)')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[].secrets)')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[] | select(.container_name == "nextcloud-aio-watchtower"))')"
 OUTPUT="$(echo "$OUTPUT" | jq 'del(.services[] | select(.container_name == "nextcloud-aio-domaincheck"))')"
diff --git a/php/containers-schema.json b/php/containers-schema.json
index ced642c8..dfab68c3 100644
--- a/php/containers-schema.json
+++ b/php/containers-schema.json
@@ -32,7 +32,7 @@
 					"container_name": {
 						"type": "string"
 					},
-					"internalPorts": {
+					"internal_ports": {
 						"type": "array",
 						"items": {
 							"type": "string"
diff --git a/php/containers.json b/php/containers.json
index 027b4758..2ff1b4ed 100644
--- a/php/containers.json
+++ b/php/containers.json
@@ -13,7 +13,7 @@
       "ports": [
         "%APACHE_PORT%/tcp"
       ],
-      "internalPorts": [
+      "internal_ports": [
         "%APACHE_PORT%"
       ],
       "secrets": [],
@@ -49,7 +49,7 @@
       "display_name": "Database",
       "image": "nextcloud/aio-postgresql",
       "ports": [],
-      "internalPorts": [
+      "internal_ports": [
         "5432"
       ],
       "secrets": [
@@ -89,7 +89,7 @@
       "display_name": "Nextcloud",
       "image": "nextcloud/aio-nextcloud",
       "ports": [],
-      "internalPorts": [
+      "internal_ports": [
         "9000"
       ],
       "secrets": [
@@ -171,7 +171,7 @@
       "display_name": "Redis",
       "image": "nextcloud/aio-redis",
       "ports": [],
-      "internalPorts": [
+      "internal_ports": [
         "6379"
       ],
       "environment": [
@@ -198,7 +198,7 @@
       "display_name": "Collabora",
       "image": "nextcloud/aio-collabora",
       "ports": [],
-      "internalPorts": [
+      "internal_ports": [
         "9980"
       ],
       "environment": [
@@ -227,7 +227,7 @@
         "%TALK_PORT%/tcp",
         "%TALK_PORT%/udp"
       ],
-      "internalPorts": [
+      "internal_ports": [
         "%TALK_PORT%"
       ],
       "environment": [
@@ -253,7 +253,7 @@
       "display_name": "Borgbackup",
       "image": "nextcloud/aio-borgbackup",
       "ports": [],
-      "internalPorts": [],
+      "internal_ports": [],
       "environment": [
         "BORG_PASSWORD=%BORGBACKUP_PASSWORD%",
         "BORG_MODE=%BORGBACKUP_MODE%",
@@ -326,7 +326,7 @@
       "display_name": "Watchtower",
       "image": "nextcloud/aio-watchtower",
       "ports": [],
-      "internalPorts": [],
+      "internal_ports": [],
       "environment": [
         "CONTAINER_TO_UPDATE=nextcloud-aio-mastercontainer"
       ],
@@ -349,7 +349,7 @@
       "ports": [
         "%APACHE_PORT%/tcp"
       ],
-      "internalPorts": [],
+      "internal_ports": [],
       "environment": [
         "INSTANCE_ID=%INSTANCE_ID%",
         "APACHE_PORT=%APACHE_PORT%"
@@ -367,7 +367,7 @@
       "display_name": "ClamAV",
       "image": "nextcloud/aio-clamav",
       "ports": [],
-      "internalPorts": [
+      "internal_ports": [
         "3310"
       ],
       "environment": [
@@ -391,7 +391,7 @@
       "display_name": "OnlyOffice",
       "image": "nextcloud/aio-onlyoffice",
       "ports": [],
-      "internalPorts": [
+      "internal_ports": [
         "80"
       ],
       "environment": [
@@ -419,7 +419,7 @@
       "display_name": "Imaginary",
       "image": "nextcloud/aio-imaginary",
       "ports": [],
-      "internalPorts": [
+      "internal_ports": [
         "9000"
       ],
       "environment": [
@@ -436,7 +436,7 @@
       "display_name": "Fulltextsearch",
       "image": "nextcloud/aio-fulltextsearch",
       "ports": [],
-      "internalPorts": [
+      "internal_ports": [
         "9200"
       ],
       "environment": [
diff --git a/php/src/ContainerDefinitionFetcher.php b/php/src/ContainerDefinitionFetcher.php
index 7d5ac46a..0d93f4b5 100644
--- a/php/src/ContainerDefinitionFetcher.php
+++ b/php/src/ContainerDefinitionFetcher.php
@@ -88,7 +88,7 @@ class ContainerDefinitionFetcher
             }
 
             $internalPorts = new ContainerInternalPorts();
-            foreach ($entry['internalPorts'] as $internalPort) {
+            foreach ($entry['internal_ports'] as $internalPort) {
                 if($internalPort === '%APACHE_PORT%') {
                     $internalPort = $this->configurationManager->GetApachePort();
                 } elseif($internalPort === '%TALK_PORT%') {