1 files changed, 0 insertions, 6 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Efi/Protocol/UnicodeCollation/UnicodeCollation.h b/EdkCompatibilityPkg/Foundation/Efi/Protocol/UnicodeCollation/UnicodeCollation.h
index 28a15a2637..3dfbaf7b50 100644
--- a/EdkCompatibilityPkg/Foundation/Efi/Protocol/UnicodeCollation/UnicodeCollation.h
+++ b/EdkCompatibilityPkg/Foundation/Efi/Protocol/UnicodeCollation/UnicodeCollation.h
@@ -27,11 +27,6 @@ Abstract:
     0x1d85cd7f, 0xf43d, 0x11d2, {0x9a, 0xc, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d} \
   }
 
-#define EFI_UNICODE_COLLATION2_PROTOCOL_GUID \
-  { \
-    0xa4c751fc, 0x23ae, 0x4c3e, {0x92, 0xe9, 0x49, 0x64, 0xcf, 0x63, 0xf3, 0x49} \
-  }
-
 EFI_FORWARD_DECLARATION (EFI_UNICODE_COLLATION_PROTOCOL);
 
 //
@@ -212,6 +207,5 @@ struct _EFI_UNICODE_COLLATION_PROTOCOL {
 };
 
 extern EFI_GUID gEfiUnicodeCollationProtocolGuid;
-extern EFI_GUID gEfiUnicodeCollation2ProtocolGuid;
 
 #endif