1 files changed, 0 insertions, 1 deletions
diff --git a/internal.h b/internal.h
index 0813e7eaa9..7f8d95f64a 100644
--- a/internal.h
+++ b/internal.h
@@ -1766,7 +1766,6 @@ void rb_thread_recycle_stack_release(VALUE *);
 void rb_vm_change_state(void);
 void rb_vm_inc_const_missing_count(void);
 const void **rb_vm_get_insns_address_table(void);
-VALUE rb_sourcefilename(void);
 VALUE rb_source_location(int *pline);
 const char *rb_source_loc(int *pline);
 void rb_vm_pop_cfunc_frame(void);