diff --git a/ixwebsocket/IXDNSLookup.h b/ixwebsocket/IXDNSLookup.h
index 993307d7..7887cc2a 100644
--- a/ixwebsocket/IXDNSLookup.h
+++ b/ixwebsocket/IXDNSLookup.h
@@ -56,7 +56,7 @@ namespace ix
         std::condition_variable _condition;
         std::mutex _conditionVariableMutex;
 
-        std::atomic<uint64_t> _id;
+        uint64_t _id;
         static std::atomic<uint64_t> _nextId;
         static std::set<uint64_t> _activeJobs;
         static std::mutex _activeJobsMutex;