diff --git a/lib/ace/ext/old_ie.js b/lib/ace/ext/old_ie.js
index ce3f4e72..8b8ce977 100644
--- a/lib/ace/ext/old_ie.js
+++ b/lib/ace/ext/old_ie.js
@@ -104,7 +104,7 @@ patch(
 );
 
 patch(
-    require("ace/mode/text").Mode.prototype, "getTokenizer",
+    require("../mode/text").Mode.prototype, "getTokenizer",
     /Tokenizer/,
     "TokenizerModule.Tokenizer"
 );