1 files changed, 1 insertions, 1 deletions
diff --git a/Firestore/core/test/firebase/firestore/immutable/tree_sorted_map_test.cc b/Firestore/core/test/firebase/firestore/immutable/tree_sorted_map_test.cc
index 7a96b67..c03dc6c 100644
--- a/Firestore/core/test/firebase/firestore/immutable/tree_sorted_map_test.cc
+++ b/Firestore/core/test/firebase/firestore/immutable/tree_sorted_map_test.cc
@@ -25,7 +25,7 @@ namespace firestore {
 namespace immutable {
 namespace impl {
 
-typedef TreeSortedMap<int, int> IntMap;
+using IntMap = TreeSortedMap<int, int>;
 
 TEST(TreeSortedMap, EmptySize) {
   IntMap map;