diff --git a/mini-beieli-node.ino b/mini-beieli-node.ino
index 09e9bce..b60cecf 100644
--- a/mini-beieli-node.ino
+++ b/mini-beieli-node.ino
@@ -693,12 +693,12 @@ void StartNewIteration() {
       gLed.Set(LedPattern::TwoShort);
     }
 
-    // Loop sending is in progress, timeout just in case after 300 seconds
+    // Loop sending is in progress, timeout just in case after 600 seconds
     long start_time = millis();
     if (config_data.debug_level > 0) {
       gCatena.SafePrintf("waiting while send is in progress\n");
     }
-    while (send_in_progress && ((millis() - start_time) < 300000))
+    while (send_in_progress && ((millis() - start_time) < 600000))
     {
       gCatena.poll();
       yield();