diff --git a/bsmd.hisnord/transmitter.cs b/bsmd.hisnord/transmitter.cs
index 20bc0fec..d9fa60a3 100644
--- a/bsmd.hisnord/transmitter.cs
+++ b/bsmd.hisnord/transmitter.cs
@@ -61,7 +61,7 @@ namespace bsmd.hisnord
                 // _log.DebugFormat("started {0}", transmitterProcess.ProcessName);
                 int timeout = Properties.Settings.Default.BatchTimeoutMins * 1000 * 60; // convert to ms                
 
-                _log.InfoFormat($"starting transmitter, process ID: {processId}, timeout {timeout} ms.");
+                _log.DebugFormat($"starting transmitter, process ID: {processId}, timeout {timeout} ms.");
 
                 if (!transmitterProcess.WaitForExit((timeout == 0) ? int.MaxValue : timeout))
                 {
@@ -84,7 +84,7 @@ namespace bsmd.hisnord
         private static void TransmitterProcess_OutputDataReceived(object sender, DataReceivedEventArgs e)
         {
             if(!e.Data.IsNullOrEmpty())
-                _log.Info(e.Data);
+                _log.Debug(e.Data);
         }
 
         private static void TransmitterProcess_ErrorDataReceived(object sender, DataReceivedEventArgs e)
@@ -95,7 +95,7 @@ namespace bsmd.hisnord
 
         private static void TransmitterProcess_Exited(object sender, EventArgs e)
         {
-            _log.Info("Transmitter process exited");
+            _log.Debug("Transmitter process exited");
             processId = null;
         }