diff --git a/tccelf.c b/tccelf.c
index bd210e89..8e78763a 100644
--- a/tccelf.c
+++ b/tccelf.c
@@ -1584,6 +1584,11 @@ ST_FUNC void tcc_add_btstub(TCCState *s1)
     section_ptr_add(s, 3 * PTR_SIZE);
     /* prog_base : local nameless symbol with offset 0 at SHN_ABS */
     put_ptr(s1, NULL, 0);
+#if defined TCC_TARGET_MACHO
+    /* adjust for __PAGEZERO */
+    write64le(data_section->data + data_section->data_offset - PTR_SIZE,
+	      (uint64_t)1 << 32);
+#endif
     n = 2 * PTR_SIZE;
 #ifdef CONFIG_TCC_BCHECK
     if (s1->do_bounds_check) {