diff --git a/openshift/helper/base.py b/openshift/helper/base.py
index c10551e0..1fe5ca3f 100644
--- a/openshift/helper/base.py
+++ b/openshift/helper/base.py
@@ -175,7 +175,7 @@ def has_method(self, method_action):
         return method is not None
 
     def fix_serialization(self, obj):
-        if obj and obj.kind == "Service":
+        if obj and obj.kind == "Service" and obj.spec.ports:
             for port in obj.spec.ports:
                 try:
                     port.target_port = int(port.target_port)