diff --git a/crates/ra_syntax/src/grammar.ron b/crates/ra_syntax/src/grammar.ron
deleted file mode 100644
index 47446a878c..0000000000
--- a/crates/ra_syntax/src/grammar.ron
+++ /dev/null
@@ -1,6 +0,0 @@
-// Stores definitions which must be used in multiple places
-// See `cargo xtask codegen` (defined in xtasks/src/main.rs)
-Grammar(
-    ast: {
-    },
-)