diff --git a/IntelFrameworkPkg/Library/FrameworkUefiLib/UefiLibPrint.c b/IntelFrameworkPkg/Library/FrameworkUefiLib/UefiLibPrint.c
index 2570ff4db9..f0dcf9fb25 100644
--- a/IntelFrameworkPkg/Library/FrameworkUefiLib/UefiLibPrint.c
+++ b/IntelFrameworkPkg/Library/FrameworkUefiLib/UefiLibPrint.c
@@ -763,7 +763,7 @@ CatVSPrint (
   }
 
   if (String != NULL) {
-    StrCpyS(BufferToReturn, SizeRequired, String);
+    StrCpyS(BufferToReturn, SizeRequired / sizeof(CHAR16), String);
   }
 
   UnicodeVSPrint(BufferToReturn + StrLen(BufferToReturn), (CharactersRequired+1) * sizeof(CHAR16), FormatString, Marker);