diff --git a/PcAtChipsetPkg/PcAtChipsetPkg.dsc b/PcAtChipsetPkg/PcAtChipsetPkg.dsc
index 3f2338f88e..b102718b4b 100644
--- a/PcAtChipsetPkg/PcAtChipsetPkg.dsc
+++ b/PcAtChipsetPkg/PcAtChipsetPkg.dsc
@@ -36,19 +36,10 @@
   TimerLib|MdePkg/Library/BaseTimerLibNullTemplate/BaseTimerLibNullTemplate.inf
   UefiRuntimeLib|MdePkg/Library/UefiRuntimeLib/UefiRuntimeLib.inf
   UefiRuntimeServicesTableLib|MdePkg/Library/UefiRuntimeServicesTableLib/UefiRuntimeServicesTableLib.inf
-
-[LibraryClasses.common.DXE_DRIVER]
-  DxeServicesTableLib|MdePkg/Library/DxeServicesTableLib/DxeServicesTableLib.inf
-  MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
-  UefiBootServicesTableLib|MdePkg/Library/UefiBootServicesTableLib/UefiBootServicesTableLib.inf
   UefiDriverEntryPoint|MdePkg/Library/UefiDriverEntryPoint/UefiDriverEntryPoint.inf
   UefiLib|MdePkg/Library/UefiLib/UefiLib.inf
-
-[LibraryClasses.common.DXE_RUNTIME_DRIVER]
   MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
   UefiBootServicesTableLib|MdePkg/Library/UefiBootServicesTableLib/UefiBootServicesTableLib.inf
-  UefiDriverEntryPoint|MdePkg/Library/UefiDriverEntryPoint/UefiDriverEntryPoint.inf
-  UefiLib|MdePkg/Library/UefiLib/UefiLib.inf
 
 [Components.common]
   PcAtChipsetPkg/8254TimerDxe/8254Timer.inf