diff --git a/unittests/Basic/SourceManagerTest.cpp b/unittests/Basic/SourceManagerTest.cpp
index 066a7e0..477645d 100644
--- a/unittests/Basic/SourceManagerTest.cpp
+++ b/unittests/Basic/SourceManagerTest.cpp
@@ -53,10 +53,11 @@
 };
 
 class VoidModuleLoader : public ModuleLoader {
-  virtual Module *loadModule(SourceLocation ImportLoc, ModuleIdPath Path,
-                             Module::NameVisibilityKind Visibility,
-                             bool IsInclusionDirective) {
-    return 0;
+  virtual ModuleLoadResult loadModule(SourceLocation ImportLoc, 
+                                      ModuleIdPath Path,
+                                      Module::NameVisibilityKind Visibility,
+                                      bool IsInclusionDirective) {
+    return ModuleLoadResult();
   }
 };