diff --git a/lib/Lex/Lexer.cpp b/lib/Lex/Lexer.cpp
index 15b1061..2bd95ab 100644
--- a/lib/Lex/Lexer.cpp
+++ b/lib/Lex/Lexer.cpp
@@ -1328,7 +1328,7 @@
 
   // Try to load the file buffer.
   bool InvalidTemp = false;
-  llvm::StringRef File = SM.getBufferData(LocInfo.first, &InvalidTemp);
+  StringRef File = SM.getBufferData(LocInfo.first, &InvalidTemp);
   if (InvalidTemp)
     return SourceLocation();