diff --git a/UnixPkg/Sec/SecMain.c b/UnixPkg/Sec/SecMain.c
index b49f37bfcf..b5f6092519 100644
--- a/UnixPkg/Sec/SecMain.c
+++ b/UnixPkg/Sec/SecMain.c
@@ -979,7 +979,7 @@ SecTemporaryRamSupport (
   //
 
   //
-  // Simulate to invalid CAR, terminate CAR
+  // Simulate to invalid temporary memory, terminate temporary memory
   // 
   //ZeroMem ((VOID*)(UINTN)TemporaryMemoryBase, CopySize);