1 files changed, 2 insertions, 2 deletions
diff --git a/unwind.c b/unwind.c
index 2c3b5a63..551a67c4 100644
--- a/unwind.c
+++ b/unwind.c
@@ -426,9 +426,9 @@ void uw_continue(uw_frame_t *current, uw_frame_t *cont)
 
 void uw_init(void)
 {
-  protect(&toplevel_env.ev.func_bindings, 
+  protect(&toplevel_env.ev.func_bindings,
           &toplevel_env.ev.match_context,
-          &exception_subtypes, (val *) 0);
+          &exception_subtypes, convert(val *, 0));
   exception_subtypes = cons(cons(t, nil), exception_subtypes);
   uw_register_subtype(type_error_s, error_s);
   uw_register_subtype(internal_error_s, error_s);