1 files changed, 0 insertions, 1 deletions
diff --git a/internal.h b/internal.h
index c4a2d8d4b1..2c1c6a3dfc 100644
--- a/internal.h
+++ b/internal.h
@@ -762,7 +762,6 @@ int rb_is_attrset_name(VALUE name);
 int rb_is_local_name(VALUE name);
 int rb_is_method_name(VALUE name);
 int rb_is_junk_name(VALUE name);
-void rb_gc_mark_parser(void);
 void rb_gc_mark_symbols(int full_mark);
 ID rb_make_internal_id(void);
 void rb_gc_free_dsymbol(VALUE);