diff --git a/ui/scripts/network.js b/ui/scripts/network.js
index c53150d5ac2..7d2345a1897 100755
--- a/ui/scripts/network.js
+++ b/ui/scripts/network.js
@@ -933,6 +933,11 @@
                       label: 'label.network.offering',
                       isEditable: true,
                       select: function(args){
+											  if (args.context.networks[0].type == 'Shared') { //Shared network is not allowed to upgrade to a different network offering
+												  args.response.success({ data: [] });
+                          return;
+												}
+											
                         if (args.context.networks[0].state == 'Destroyed') {
                           args.response.success({ data: [] });
                           return;
diff --git a/ui/scripts/sharedFunctions.js b/ui/scripts/sharedFunctions.js
index b6b3ef817f6..f1b7efaa621 100644
--- a/ui/scripts/sharedFunctions.js
+++ b/ui/scripts/sharedFunctions.js
@@ -266,7 +266,7 @@ cloudStack.actionFilter = {
 		var allowedActions = [];
     
 		if(jsonObj.type == 'Isolated') {
-		  allowedActions.push('edit');		//only Isolated network can be upgraded
+		  allowedActions.push('edit');		//only Isolated network is allowed to upgrade to a different network offering (Shared network is not allowed to)
 			allowedActions.push('restart');   
 		  allowedActions.push('remove');
 		}