diff --git a/src/rtmp_manager.cpp b/src/rtmp_manager.cpp
index 64745dc..e4f958a 100644
--- a/src/rtmp_manager.cpp
+++ b/src/rtmp_manager.cpp
@@ -8,6 +8,11 @@
 #include <utility> // for move
 #include <memory>
 
+std::mutex RTMPManager::stop_queue_mutex;
+std::condition_variable RTMPManager::stop_cv;
+std::queue<std::unique_ptr<RTMPManager::StreamContext>> RTMPManager::stop_queue;
+std::atomic<bool> RTMPManager::stop_thread_running{false};
+std::thread RTMPManager::stop_thread;
 std::unordered_map<std::string, std::unique_ptr<RTMPManager::StreamContext>> RTMPManager::streams;
 std::mutex RTMPManager::streams_mutex;
 RTMPManager::StreamCallback RTMPManager::status_callback = nullptr;