diff --git a/awx/api/serializers.py b/awx/api/serializers.py
index b8085b7542..55b5c2e3fc 100644
--- a/awx/api/serializers.py
+++ b/awx/api/serializers.py
@@ -2269,7 +2269,7 @@ class JobLaunchSerializer(BaseSerializer):
         # Special prohibited cases for scan jobs
         if 'job_type' in data and obj.ask_job_type_on_launch:
             if ((obj.job_type==PERM_INVENTORY_SCAN and not data['job_type']==PERM_INVENTORY_SCAN) or
-                    (data.job_type==PERM_INVENTORY_SCAN and not obj['job_type']==PERM_INVENTORY_SCAN)):
+                    (data['job_type']==PERM_INVENTORY_SCAN and not obj['job_type']==PERM_INVENTORY_SCAN)):
                 errors['job_type'] = 'Can not override job_type to or from a scan job.'
         if (obj.job_type==PERM_INVENTORY_SCAN and ('inventory' in data) and obj.ask_inventory_on_launch and
                 obj.inventory != data['inventory']):