diff --git a/src/mlpack/methods/rann/ra_model_impl.hpp b/src/mlpack/methods/rann/ra_model_impl.hpp
index e66b3b268a..443964b91a 100644
--- a/src/mlpack/methods/rann/ra_model_impl.hpp
+++ b/src/mlpack/methods/rann/ra_model_impl.hpp
@@ -83,8 +83,8 @@ void RABiSearchVisitor<SortPolicy>::SearchLeaf(RAType* ra) const
     Timer::Start("tree_building");
     Log::Info << "Building query tree...."<< std::endl;
     std::vector<size_t> oldFromNewQueries;
-    typename RAType::Tree queryTree(std::move(querySet), oldFromNewQueries,
-        leafSize);
+    typedef typename RAType::Tree TreeType
+    TreeType queryTree(std::move(querySet), oldFromNewQueries, leafSize);
     Log::Info << "Tree Built." << std::endl;
     Timer::Stop("tree_building");