diff --git a/EdkCompatibilityPkg/Compatibility/UcToUc2Thunk/UcToUc2Thunk.inf b/EdkCompatibilityPkg/Compatibility/UcToUc2Thunk/UcToUc2Thunk.inf
index 62c0b252e6..760bd3829c 100644
--- a/EdkCompatibilityPkg/Compatibility/UcToUc2Thunk/UcToUc2Thunk.inf
+++ b/EdkCompatibilityPkg/Compatibility/UcToUc2Thunk/UcToUc2Thunk.inf
@@ -42,6 +42,7 @@
 
 [Packages]
   MdePkg/MdePkg.dec
+  MdeModulePkg/MdeModulePkg.dec
   IntelFrameworkPkg/IntelFrameworkPkg.dec
 
 [LibraryClasses]