diff --git a/models.py b/models.py
index d9aab5a..8d4b46b 100644
--- a/models.py
+++ b/models.py
@@ -182,14 +182,16 @@ class Container:
             return False
 
     # Enable Nextcloud maintenance mode
-    def __enable_maintenance_mode(self):
+    def __enable_maintenance_mode(self) -> bool:
         try:
             enable_maintenance_mode = check_output(
                 ["docker", "exec", "--user", "www-data", self.app_container, "php", "occ", "maintenance:mode", "--on"])
             chunks = enable_maintenance_mode.decode("utf-8").split('\n')
-            if 'Maintenance mode enabled' in chunks or 'Maintenance mode already enabled' in chunks:
+            if 'Maintenance mode enabled' in chunks:
                 _print(F"Enable Nextcloud maintenance mode: {self.SUCCESS}")
                 return True
+            elif 'Maintenance mode already enabled' in chunks:
+                return True
             else:
                 _print(F"Enable Nextcloud maintenance mode: {self.FAILED}")
                 return False