diff --git a/cpp/devices/tape.cpp b/cpp/devices/tape.cpp
index abe65eff..47cf011b 100644
--- a/cpp/devices/tape.cpp
+++ b/cpp/devices/tape.cpp
@@ -450,7 +450,7 @@ void Tape::WriteFilemarks6()
         }
     }
     else {
-        LogWarn("Writing filemarks in tar-file compatibility mode is not possible");
+        LogWarn("Writing filemarks in tar-file compatibility mode is not possible, command is ignored");
     }
 
     StatusPhase();