diff --git a/portainer/api.py b/portainer/api.py
index e63d97a..2b19b1b 100644
--- a/portainer/api.py
+++ b/portainer/api.py
@@ -974,6 +974,9 @@ class PortainerApi:
         all_services = self.get_services(self.get_endpoint_id())
         if self.args.debug:
             print(all_services)
+        if all_services == 503:
+            print("No services found on this endpoint.")
+            return False
         if len(all_services) == 0:
             print("No services found on this endpoint.")
             return False