1 files changed, 1 insertions, 1 deletions
diff --git a/builtin.h b/builtin.h
index 0da200f961..607458ea71 100644
--- a/builtin.h
+++ b/builtin.h
@@ -13,7 +13,7 @@ struct rb_builtin_function {
     const char * const name;
 
     // for jit
-    void (*compiler)(FILE *, long);
+    void (*compiler)(FILE *, long, unsigned);
 };
 
 #define RB_BUILTIN_FUNCTION(_i, _name, _fname, _arity, _compiler) {\