diff --git a/src/main/kotlin/civilengineering/bridge/MessageHandler.kt b/src/main/kotlin/civilengineering/bridge/MessageHandler.kt
index e223539..018abf8 100644
--- a/src/main/kotlin/civilengineering/bridge/MessageHandler.kt
+++ b/src/main/kotlin/civilengineering/bridge/MessageHandler.kt
@@ -42,7 +42,7 @@ object MessageHandler {
     var rcvQueue = ConcurrentLinkedQueue<ApiMessage>()
 
     fun transmit(msg: ApiMessage) {
-        if (connected) {
+        if (connected && streamConnection.isAlive) {
             CivilEngineering.logger.debug("Transmitting: " + msg)
             transmitMessage(msg)
         }