diff --git a/lib/ace/keyboard/vim.js b/lib/ace/keyboard/vim.js
index 7c19299d..9f7fd99f 100644
--- a/lib/ace/keyboard/vim.js
+++ b/lib/ace/keyboard/vim.js
@@ -5952,7 +5952,7 @@ dom.importCssString(".normal-mode .ace_cursor{\
         }
       }
     }
-  }
+  };
   var renderVirtualNumbers = {
     getText: function(session, row) {
       return (Math.abs(session.selection.lead.row - row)  || (row + 1 + (row < 9? "\xb7" : "" ))) + ""
@@ -5979,6 +5979,9 @@ dom.importCssString(".normal-mode .ace_cursor{\
     },
     type: "boolean"
   }, false);
+  exports.Vim.defineEx('write', 'w', function() {
+    console.log(':write is not implemented')
+  });
   defaultKeymap.push(
     { keys: 'zc', type: 'action', action: 'fold', actionArgs: { open: false } },
     { keys: 'zC', type: 'action', action: 'fold', actionArgs: { open: false, all: true } },