diff --git a/src/wasm-tree-sitter-language-mode.js b/src/wasm-tree-sitter-language-mode.js
index 451a2766d..cc2f434de 100644
--- a/src/wasm-tree-sitter-language-mode.js
+++ b/src/wasm-tree-sitter-language-mode.js
@@ -326,10 +326,6 @@ class WASMTreeSitterLanguageMode {
     }
   }
 
-  onDidChangeHighlighting(callback) {
-    return this.emitter.on('did-change-highlighting', callback)
-  }
-
   getRootParser() {
     return this.getOrCreateParserForLanguage(this.rootLanguage);
   }