1 files changed, 1 insertions, 1 deletions
diff --git a/src/mongo/db/repl/replication_coordinator_impl_elect_v1.cpp b/src/mongo/db/repl/replication_coordinator_impl_elect_v1.cpp
index 490ed4af6cf..686f7bbe5d3 100644
--- a/src/mongo/db/repl/replication_coordinator_impl_elect_v1.cpp
+++ b/src/mongo/db/repl/replication_coordinator_impl_elect_v1.cpp
@@ -91,7 +91,7 @@ namespace {
         invariant(!_voteRequester);
         invariant(!_freshnessChecker);
 
-        boost::unique_lock<boost::mutex> lk(_mutex);
+        stdx::unique_lock<stdx::mutex> lk(_mutex);
         switch (_rsConfigState) {
         case kConfigSteady:
             break;