diff --git a/tools/gfm.rb b/tools/gfm.rb
index e52fb7d2..da52240e 100644
--- a/tools/gfm.rb
+++ b/tools/gfm.rb
@@ -5,7 +5,10 @@
         github_pre_lang: true,
         unsafe: true 
     },
-    extension: { footnotes: true }
+    extension: { 
+        header_ids: "",
+        footnotes: true 
+    }
 }, plugins: { 
     syntax_highlighter: nil 
 })
\ No newline at end of file