diff --git a/core/hakmem_tiny_refill.inc.h b/core/hakmem_tiny_refill.inc.h
index 78f52127..cbf7c28e 100644
--- a/core/hakmem_tiny_refill.inc.h
+++ b/core/hakmem_tiny_refill.inc.h
@@ -225,7 +225,8 @@ static inline int bulk_mag_to_sll_if_room(int class_idx, TinyTLSMag* mag, int n)
     int pushed = 0;
     for (int i = 0; i < take; i++) {
         void* p = mag->items[--mag->top].ptr;
-        if (!tls_sll_push(class_idx, p, cap)) {
+        hak_base_ptr_t base_p = HAK_BASE_FROM_RAW(p);
+        if (!tls_sll_push(class_idx, base_p, cap)) {
             mag->top++; // rollback last
             break;
         }