diff --git a/manual-install/update-yaml.sh b/manual-install/update-yaml.sh
index 1a9cdc71..66586964 100644
--- a/manual-install/update-yaml.sh
+++ b/manual-install/update-yaml.sh
@@ -20,7 +20,6 @@ sed -i "s|'||g" containers.yml
 sed -i 's|production:|services:|' containers.yml
 sed -i 's|restartPolicy:|restart:|' containers.yml
 sed -i '/displayName:/d' containers.yml
-sed -i 's|maxShutdownTime:|stop_grace_period:|' containers.yml
 sed -i '/stop_grace_period:/s/$/s/' containers.yml
 sed -i '/: \[\]/d' containers.yml
 sed -i 's|- name: |- |' containers.yml
diff --git a/php/containers-schema.json b/php/containers-schema.json
index 4d252186..43b5dd40 100644
--- a/php/containers-schema.json
+++ b/php/containers-schema.json
@@ -38,7 +38,7 @@
 							"type": "string"
 						}
 					},
-					"maxShutdownTime": {
+					"stop_grace_period": {
 						"type": "integer"
 					},
 					"ports": {
diff --git a/php/containers.json b/php/containers.json
index aebac146..31b51adc 100644
--- a/php/containers.json
+++ b/php/containers.json
@@ -40,7 +40,7 @@
           "writeable": true
         }
       ],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": "unless-stopped"
     },
     {
@@ -74,7 +74,7 @@
         "TZ=%TIMEZONE%",
         "PGTZ=%TIMEZONE%"
       ],
-      "maxShutdownTime": 1800,
+      "stop_grace_period": 1800,
       "restartPolicy": "unless-stopped"
     },
     {
@@ -162,7 +162,7 @@
         "ADDITIONAL_APKS=%NEXTCLOUD_ADDITIONAL_APKS%",
         "ADDITIONAL_PHP_EXTENSIONS=%NEXTCLOUD_ADDITIONAL_PHP_EXTENSIONS%"
       ],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": "unless-stopped"
     },
     {
@@ -189,7 +189,7 @@
         "REDIS_PASSWORD",
         "ONLYOFFICE_SECRET"
       ],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": "unless-stopped"
     },
     {
@@ -215,7 +215,7 @@
         }
       ],
       "secrets": [],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": "unless-stopped"
     },
     {
@@ -244,7 +244,7 @@
         "SIGNALING_SECRET",
         "JANUS_API_KEY"
       ],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": "unless-stopped"
     },
     {
@@ -317,7 +317,7 @@
       "secrets": [
         "BORGBACKUP_PASSWORD"
       ],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": ""
     },
     {
@@ -338,7 +338,7 @@
         }
       ],
       "secrets": [],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": ""
     },
     {
@@ -358,7 +358,7 @@
       "secrets": [
         "INSTANCE_ID"
       ],
-      "maxShutdownTime": 1,
+      "stop_grace_period": 1,
       "restartPolicy": ""
     },
     {
@@ -382,7 +382,7 @@
         }
       ],
       "secrets": [],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": "unless-stopped"
     },
     {
@@ -410,7 +410,7 @@
       "secrets": [
         "ONLYOFFICE_SECRET"
       ],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": "unless-stopped"
     },
     {
@@ -427,7 +427,7 @@
       ],
       "volumes": [],
       "secrets": [],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": "unless-stopped"
     },
     {
@@ -452,7 +452,7 @@
         }
       ],
       "secrets": [],
-      "maxShutdownTime": 10,
+      "stop_grace_period": 10,
       "restartPolicy": "unless-stopped"
     }
   ]
diff --git a/php/src/ContainerDefinitionFetcher.php b/php/src/ContainerDefinitionFetcher.php
index d4244566..a144f641 100644
--- a/php/src/ContainerDefinitionFetcher.php
+++ b/php/src/ContainerDefinitionFetcher.php
@@ -181,7 +181,7 @@ class ContainerDefinitionFetcher
                 $entry['displayName'],
                 $entry['image'],
                 $entry['restartPolicy'],
-                $entry['maxShutdownTime'],
+                $entry['stop_grace_period'],
                 $ports,
                 $internalPorts,
                 $volumes,