diff --git a/scripts/system/create/entitySelectionTool/entitySelectionTool.js b/scripts/system/create/entitySelectionTool/entitySelectionTool.js
index 98f1deb4ad..9bab739060 100644
--- a/scripts/system/create/entitySelectionTool/entitySelectionTool.js
+++ b/scripts/system/create/entitySelectionTool/entitySelectionTool.js
@@ -1118,8 +1118,9 @@ SelectionDisplay = (function() {
             return false;
         }
 
-        // No action if the Alt key is pressed.
-        if (event.isAlt) {
+        // No action if the Alt key is pressed unless on Mac.
+        var isMac = Controller.getValue(Controller.Hardware.Application.PlatformMac);
+        if (event.isAlt && !isMac) {
             return;
         }