1 files changed, 1 insertions, 1 deletions
diff --git a/eval.c b/eval.c
index 83ad8b40a4..5300a6c1f9 100644
--- a/eval.c
+++ b/eval.c
@@ -1193,7 +1193,7 @@ ruby_run()
 
     if (ruby_nerrs > 0) exit(ruby_nerrs);
 
-    Init_stack(&tmp);
+    Init_stack((void*)&tmp);
     PUSH_TAG(PROT_NONE);
     PUSH_ITER(ITER_NOT);
     if ((state = EXEC_TAG()) == 0) {