diff --git a/unittests/Lex/LexerTest.cpp b/unittests/Lex/LexerTest.cpp
index 98a1408..bba6025 100644
--- a/unittests/Lex/LexerTest.cpp
+++ b/unittests/Lex/LexerTest.cpp
@@ -16,6 +16,7 @@
 #include "clang/Basic/TargetInfo.h"
 #include "clang/Lex/ModuleLoader.h"
 #include "clang/Lex/HeaderSearch.h"
+#include "clang/Lex/HeaderSearchOptions.h"
 #include "clang/Lex/Preprocessor.h"
 #include "llvm/Config/config.h"
 
@@ -72,7 +73,8 @@
   (void)SourceMgr.createMainFileIDForMemBuffer(buf);
 
   VoidModuleLoader ModLoader;
-  HeaderSearch HeaderInfo(FileMgr, Diags, LangOpts, Target.getPtr());
+  HeaderSearch HeaderInfo(new HeaderSearchOptions, FileMgr, Diags, LangOpts, 
+                          Target.getPtr());
   Preprocessor PP(Diags, LangOpts,
                   Target.getPtr(),
                   SourceMgr, HeaderInfo, ModLoader,