diff --git a/AK/kmalloc.h b/AK/kmalloc.h
index 03484a7280..14b37ec170 100644
--- a/AK/kmalloc.h
+++ b/AK/kmalloc.h
@@ -18,6 +18,11 @@
 #    define kmalloc_good_size malloc_good_size
 #    define kfree free
 #    define krealloc realloc
+
+inline void kfree_sized(void* ptr, size_t)
+{
+    kfree(ptr);
+}
 #endif
 
 #ifndef __serenity__