diff --git a/src/hulk/hippo.d b/src/hulk/hippo.d
index c631f6b..4042c75 100644
--- a/src/hulk/hippo.d
+++ b/src/hulk/hippo.d
@@ -48,7 +48,7 @@ struct hippo
     {
         size_t usable_memory;
         ulong[2][5] reserved = [
-            [header.bootinfo.hulk_phys, cast(ulong)header.total_size],
+            [header.bootinfo.hulk_phys, cast(ulong)header.total_size - LinkerAddresses.hulk_bss_size],
             [header.bootinfo.bss_phys, LinkerAddresses.hulk_bss_size],
             [header.bootinfo.stack_phys, header.stack_size],
             [cast(ulong)header.bootinfo.fb.buffer, header.bootinfo.fb.height * header.bootinfo.fb.stride],