diff --git a/inputfiles/README.md b/inputfiles/README.md
index b3c8e094f..cf25bc504 100644
--- a/inputfiles/README.md
+++ b/inputfiles/README.md
@@ -3,7 +3,6 @@
 Some files in this directory are generated. Please do not edit them.
 This specifically includes:
 
-* `browser.webidl.preprocessed.json`
 * `idl/*`
 * `mdn/*`