1 files changed, 1 insertions, 1 deletions
diff --git a/lex.c.src b/lex.c.src
index e89cff6538..76cd2437a9 100644
--- a/lex.c.src
+++ b/lex.c.src
@@ -1,6 +1,6 @@
 %{
 struct kwtable {char *name; int id[2]; enum lex_state_e state;};
-const struct kwtable *rb_reserved_word _((const char *, unsigned int));
+const struct kwtable *rb_reserved_word(const char *, unsigned int);
 #ifndef RIPPER
 %}