diff --git a/kaleid/kernel/sh/musage.c b/kaleid/kernel/sh/musage.c
index b7fba04..6de60af 100644
--- a/kaleid/kernel/sh/musage.c
+++ b/kaleid/kernel/sh/musage.c
@@ -40,7 +40,7 @@ error_t CmdMemUsage(int argc, char **argv, char *cmdline)
     ulong flags = KePauseIRQs();
 
     heap_start = (size_t)_heap_start;
-    heap_end = (size_t)_heap_start;
+    heap_end = (size_t)_heap_end;
     heap_max = _heap_max;
 
     KeRestoreIRQs(flags);