diff --git a/AutoTx/AutoTx.cs b/AutoTx/AutoTx.cs
index a1423d12cd961340f3c9e49726e92b4bb03dace3..70db56ee3adabca0e41fe09653730132f041e33e 100644
--- a/AutoTx/AutoTx.cs
+++ b/AutoTx/AutoTx.cs
@@ -360,7 +360,7 @@ namespace AutoTx
         /// the OnShutdown() method is used!
         /// </summary>
         protected override void OnStop() {
-            Log.Warn(ServiceName + " service stop requested...");
+            Log.Warn("{0} service stop requested...", ServiceName);
             if (_transferState != TxState.Stopped) {
                 _transferState = TxState.DoNothing;
                 // Stop() is calling Process.Kill() (immediately forcing a termination of the