diff --git a/doc/.gitignore b/doc/.gitignore
index 54efaa516..f71e7269f 100644
--- a/doc/.gitignore
+++ b/doc/.gitignore
@@ -10,4 +10,4 @@ stamp
 dot
 org-stamp
 doxygen_sqlite3.db
-/userdoc/syntax.css
+/userdoc/