diff --git a/nano/node/websocket.cpp b/nano/node/websocket.cpp
index d893defb2f..0d65a61d4f 100644
--- a/nano/node/websocket.cpp
+++ b/nano/node/websocket.cpp
@@ -557,6 +557,10 @@ socket (io_ctx_a)
 {
 	try
 	{
+		for (std::atomic<std::size_t> & item : topic_subscriber_count)
+		{
+			item = std::size_t (0);
+		}
 		acceptor.open (endpoint_a.protocol ());
 		acceptor.set_option (boost::asio::socket_base::reuse_address (true));
 		acceptor.bind (endpoint_a);
diff --git a/nano/node/websocket.hpp b/nano/node/websocket.hpp
index 6ed16ea418..44a9debc8e 100644
--- a/nano/node/websocket.hpp
+++ b/nano/node/websocket.hpp
@@ -336,7 +336,7 @@ namespace websocket
 		socket_type socket;
 		std::mutex sessions_mutex;
 		std::vector<std::weak_ptr<session>> sessions;
-		std::array<std::atomic<std::size_t>, number_topics> topic_subscriber_count{};
+		std::array<std::atomic<std::size_t>, number_topics> topic_subscriber_count;
 		std::atomic<bool> stopped{ false };
 	};
 }