diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 49f89d4..f49f30d 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -889,8 +889,7 @@
     frontend::IncludeDirGroup Group = frontend::System;
     if ((*I)->getOption().matches(OPT_internal_externc_isystem))
       Group = frontend::ExternCSystem;
-    Opts.AddPath((*I)->getValue(), Group, false, /*IgnoreSysRoot=*/true,
-                 /*IsInternal=*/true);
+    Opts.AddPath((*I)->getValue(), Group, false, true);
   }
 
   // Add the path prefixes which are implicitly treated as being system headers.