diff --git a/src/include/kernel/pmm.h b/src/include/kernel/pmm.h
index 9093f4f2..e2611d98 100644
--- a/src/include/kernel/pmm.h
+++ b/src/include/kernel/pmm.h
@@ -13,4 +13,7 @@ void pmm_setused(void*, size_t);
 extern void* limine_hhdm_offset;
 extern void* pmm_usabletop;
 
+#define MAKEHHDM(a) (void*)((uintptr_t)a + (uintptr_t)limine_hhdm_offset)
+#define FROMHHDM(a) (void*)((uintptr_t)a - (uintptr_t)limine_hhdm_offset)
+
 #endif