diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 05b8657e..45135287 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -1940,3 +1940,7 @@ Antti Hartikainen <ami+vdr@ah.fi>
 
 Patrick Maier <maierp@informatik.tu-muenchen.de>
  for fixing handling network masks in the svdrphosts.conf file
+
+Norbert Wentz <norbert.wentz@online.de>
+ for reporting a bug in handling relative volume settings in the call to
+ cStatus::MsgSetVolume()
diff --git a/HISTORY b/HISTORY
index 530f0707..aa964c89 100644
--- a/HISTORY
+++ b/HISTORY
@@ -4820,3 +4820,5 @@ Video Disk Recorder Revision History
   after all other fixes, because a short text might become a description.
 - Fixed handling network masks in the svdrphosts.conf file (thanks to Patrick
   Maier).
+- Fixed handling relative volume settings in the call to cStatus::MsgSetVolume()
+  (reported by Norbert Wentz).
diff --git a/device.c b/device.c
index 25c09f6a..9b28ab29 100644
--- a/device.c
+++ b/device.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: device.c 1.131 2006/06/15 09:59:40 kls Exp $
+ * $Id: device.c 1.132 2006/07/22 13:18:34 kls Exp $
  */
 
 #include "device.h"
@@ -776,9 +776,10 @@ void cDevice::SetAudioChannel(int AudioChannel)
 
 void cDevice::SetVolume(int Volume, bool Absolute)
 {
+  int OldVolume = volume;
   volume = min(max(Absolute ? Volume : volume + Volume, 0), MAXVOLUME);
   SetVolumeDevice(volume);
-  cStatus::MsgSetVolume(volume, Absolute);
+  cStatus::MsgSetVolume(Absolute ? volume : volume - OldVolume, Absolute);
   if (volume > 0) {
      mute = false;
      Audios.MuteAudio(mute);