diff --git a/MdePkg/Library/BaseTimerLibLocalApic/BaseTimerLibLocalApic.msa b/MdePkg/Library/BaseTimerLibLocalApic/BaseTimerLibLocalApic.msa
index 0ad3d52a22..c1c6479cdc 100644
--- a/MdePkg/Library/BaseTimerLibLocalApic/BaseTimerLibLocalApic.msa
+++ b/MdePkg/Library/BaseTimerLibLocalApic/BaseTimerLibLocalApic.msa
@@ -7,8 +7,8 @@
     <Version>1.0</Version>
     <Abstract>Component description file for Baser Timer Library</Abstract>
     <Description>Timer Library that only uses CPU resources to provide calibrated
-      delays on IA-32 and x64. Note: Because CpuLocalApci timer could be programmed
-      by OS, it cannot be used by SMM drivers and runtime drivers, ACPI timer is
+      delays on IA-32 and x64. Note: Because CpuLocalApci timer could be programmed
+      by OS, it cannot be used by SMM drivers and runtime drivers, ACPI timer is
       recommended for SMM drivers and runtime drivers.</Description>
     <Copyright>Copyright (c) 2006, Intel Corporation.</Copyright>
     <License>All rights reserved. This program and the accompanying materials
@@ -25,7 +25,7 @@
     <OutputFileBasename>BaseTimerLibLocalApic</OutputFileBasename>
   </ModuleDefinitions>
   <LibraryClassDefinitions>
-    <LibraryClass Usage="ALWAYS_PRODUCED">
+    <LibraryClass Usage="ALWAYS_PRODUCED" SupModuleList="BASE DXE_CORE DXE_DRIVER PEIM PEI_CORE SEC UEFI_APPLICATION UEFI_DRIVER">
       <Keyword>TimerLib</Keyword>
     </LibraryClass>
     <LibraryClass Usage="ALWAYS_CONSUMED">