diff --git a/eval.c b/eval.c
index 3a0206f24a..0fb3c23fba 100644
--- a/eval.c
+++ b/eval.c
@@ -22,8 +22,6 @@
 
 NORETURN(void rb_raise_jump(VALUE));
 
-NODE *rb_vm_get_cref(const rb_iseq_t *, const VALUE *);
-
 VALUE rb_eLocalJumpError;
 VALUE rb_eSysStackError;