diff --git a/src/monitor/include/UDPStream.h b/src/monitor/include/UDPStream.h
index 6b4e66cd8e..498204edbd 100644
--- a/src/monitor/include/UDPStream.h
+++ b/src/monitor/include/UDPStream.h
@@ -73,6 +73,8 @@ public:
         {
             th.join();
         }
+
+        close(_socket);
     }
 
 protected: