diff --git a/src/x86_64/Ginit_local.c b/src/x86_64/Ginit_local.c
index 1e80cb8..908e2b9 100644
--- a/src/x86_64/Ginit_local.c
+++ b/src/x86_64/Ginit_local.c
@@ -51,7 +51,7 @@ unw_init_local (unw_cursor_t *cursor, ucontext_t *uc)
   c->dwarf.as = unw_local_addr_space;
   c->dwarf.as_arg = c;
   c->uc = uc;
-  c->validate = 0;
+  c->validate = 1;
   return common_init (c);
 }