1 files changed, 2 insertions, 2 deletions
diff --git a/src/mongo/client/replica_set_monitor_manager.h b/src/mongo/client/replica_set_monitor_manager.h
index 38a2040ec7c..04ef76b08e4 100644
--- a/src/mongo/client/replica_set_monitor_manager.h
+++ b/src/mongo/client/replica_set_monitor_manager.h
@@ -34,7 +34,7 @@
 
 #include "mongo/client/replica_set_change_notifier.h"
 #include "mongo/executor/task_executor.h"
-#include "mongo/stdx/mutex.h"
+#include "mongo/platform/mutex.h"
 #include "mongo/util/string_map.h"
 
 namespace mongo {
@@ -104,7 +104,7 @@ private:
     using ReplicaSetMonitorsMap = StringMap<std::weak_ptr<ReplicaSetMonitor>>;
 
     // Protects access to the replica set monitors
-    mutable stdx::mutex _mutex;
+    mutable Mutex _mutex = MONGO_MAKE_LATCH("ReplicaSetMonitorManager::_mutex");
 
     // Executor for monitoring replica sets.
     std::unique_ptr<executor::TaskExecutor> _taskExecutor;