diff --git a/ShellPkg/ShellPkg.dsc b/ShellPkg/ShellPkg.dsc
index 364a622452..25c4fadc61 100644
--- a/ShellPkg/ShellPkg.dsc
+++ b/ShellPkg/ShellPkg.dsc
@@ -27,7 +27,11 @@
   UefiApplicationEntryPoint|MdePkg/Library/UefiApplicationEntryPoint/UefiApplicationEntryPoint.inf
   UefiBootServicesTableLib|MdePkg/Library/UefiBootServicesTableLib/UefiBootServicesTableLib.inf
   DevicePathLib|MdePkg/Library/UefiDevicePathLib/UefiDevicePathLibOptionalDevicePathProtocol.inf
+!if $(TARGET) == RELEASE
+  DebugLib|MdePkg/Library/BaseDebugLibNull/BaseDebugLibNull.inf
+!else
   DebugLib|MdePkg/Library/UefiDebugLibConOut/UefiDebugLibConOut.inf
+!endif
   DebugPrintErrorLevelLib|MdePkg/Library/BaseDebugPrintErrorLevelLib/BaseDebugPrintErrorLevelLib.inf
   PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
   MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf