diff --git a/lib/ace/keyboard/vim.js b/lib/ace/keyboard/vim.js
index 3ae4842f..0477dca0 100644
--- a/lib/ace/keyboard/vim.js
+++ b/lib/ace/keyboard/vim.js
@@ -146,6 +146,8 @@ exports.handler = {
                 if (cmds.inputBuffer.idle && startCommands[key])
                     return startCommands[key];
                 var isHandled = cmds.inputBuffer.push(editor, key);
+                if (!isHandled && hashId !== -1)
+                    return;
                 return {command: "null", passEvent: !isHandled}; 
             } // if no modifier || shift: wait for input.
             else if (key.length == 1 && (hashId === 0 || hashId == 4)) {