diff --git a/port.py b/port.py
index 4a6fb0b..285f68b 100644
--- a/port.py
+++ b/port.py
@@ -887,11 +887,12 @@ class Portainer:
                 values=service_tuples
             ).run()
         elif self.args.service_id == "all":
-            service_ids = [s[0] for s in service_tuples if s[0] != "__ALL__" and s[0] != "__ONLY_CHECK__"]
+            service_ids = [s[0] for s in service_tuples if s[0] != "__ALL__" ]
         else:
             service_ids = [self.args.service_id]
         if self.args.update is False:
             if "__ONLY_CHECK__" in service_ids:
+                service_ids.remove("__ONLY_CHECK__")
                 pull = False
                 print("Checking for updates only...")
             else: