diff --git a/lib/Sema/SemaTemplateInstantiateDecl.cpp b/lib/Sema/SemaTemplateInstantiateDecl.cpp
index 1ec91bd..e909c4f 100644
--- a/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ b/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -145,6 +145,11 @@
   if (Invalid)
     Typedef->setInvalidDecl();
 
+  if (TypedefDecl *Prev = D->getPreviousDeclaration()) {
+    NamedDecl *InstPrev = SemaRef.FindInstantiatedDecl(Prev, TemplateArgs);
+    Typedef->setPreviousDeclaration(cast<TypedefDecl>(InstPrev));
+  }
+
   Owner->addDecl(Typedef);
 
   return Typedef;