diff --git a/plugins/modules/vmware_dvswitch.py b/plugins/modules/vmware_dvswitch.py
index 1d184b2dc..68785dfb9 100644
--- a/plugins/modules/vmware_dvswitch.py
+++ b/plugins/modules/vmware_dvswitch.py
@@ -887,6 +887,7 @@ def update_dvswitch(self):
                 config_spec.defaultPortConfig.macManagementPolicy = policy
 
         # Check switch version
+        spec_product = None
         if self.switch_version:
             results['version'] = self.switch_version
             if self.dvs.config.productInfo.version != self.switch_version: