diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 46aedbd1..6ccec874 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -1797,6 +1797,8 @@ Thomas G
  de_DE.po file
  for adding more special characters to the list of allowed characters when entering
  strings
+ for suggesting to make the 'Allowed' parameter in cMenuEditStrItem() NULL by default,
+ which results in using tr(FileNameChars)
 
 David Woodhouse <dwmw2@infradead.org>
  for his help in replacing the get/put_unaligned() macros from asm/unaligned.h with
diff --git a/HISTORY b/HISTORY
index c785fc88..ee0cbffe 100644
--- a/HISTORY
+++ b/HISTORY
@@ -5507,3 +5507,5 @@ Video Disk Recorder Revision History
 - Fixed displaying subtitles in live mode.
 - Fixed handling CONFDIR (thanks to Rolf Ahrenberg).
 - Added some missing 'const' keywords (thanks to Sascha Volkenandt).
+- The 'Allowed' parameter in cMenuEditStrItem() is now NULL by default, which results
+  in using tr(FileNameChars) (suggested by Thomas Günther).
diff --git a/menu.c b/menu.c
index d01bc4cb..7b8ce9a2 100644
--- a/menu.c
+++ b/menu.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menu.c 1.464 2007/10/19 14:20:15 kls Exp $
+ * $Id: menu.c 1.465 2007/11/03 15:02:00 kls Exp $
  */
 
 #include "menu.h"
@@ -251,7 +251,7 @@ void cMenuEditChannel::Setup(void)
 
   // Parameters for all types of sources:
   strn0cpy(name, data.name, sizeof(name));
-  Add(new cMenuEditStrItem( tr("Name"),          name, sizeof(name), tr(FileNameChars)));
+  Add(new cMenuEditStrItem( tr("Name"),          name, sizeof(name)));
   Add(new cMenuEditSrcItem( tr("Source"),       &data.source));
   Add(new cMenuEditIntItem( tr("Frequency"),    &data.frequency));
   Add(new cMenuEditIntItem( tr("Vpid"),         &data.vpid,  0, 0x1FFF));
@@ -671,7 +671,7 @@ cMenuEditTimer::cMenuEditTimer(cTimer *Timer, bool New)
      Add(new cMenuEditBitItem( tr("VPS"),          &data.flags, tfVps));
      Add(new cMenuEditIntItem( tr("Priority"),     &data.priority, 0, MAXPRIORITY));
      Add(new cMenuEditIntItem( tr("Lifetime"),     &data.lifetime, 0, MAXLIFETIME));
-     Add(new cMenuEditStrItem( tr("File"),          data.file, sizeof(data.file), tr(FileNameChars)));
+     Add(new cMenuEditStrItem( tr("File"),          data.file, sizeof(data.file)));
      SetFirstDayItem();
      }
   Timers.IncBeingEdited();
@@ -2713,7 +2713,7 @@ cMenuSetupRecord::cMenuSetupRecord(void)
   Add(new cMenuEditBoolItem(tr("Setup.Recording$Use VPS"),                   &data.UseVps));
   Add(new cMenuEditIntItem( tr("Setup.Recording$VPS margin (s)"),            &data.VpsMargin, 0));
   Add(new cMenuEditBoolItem(tr("Setup.Recording$Mark instant recording"),    &data.MarkInstantRecord));
-  Add(new cMenuEditStrItem( tr("Setup.Recording$Name instant recording"),     data.NameInstantRecord, sizeof(data.NameInstantRecord), tr(FileNameChars)));
+  Add(new cMenuEditStrItem( tr("Setup.Recording$Name instant recording"),     data.NameInstantRecord, sizeof(data.NameInstantRecord)));
   Add(new cMenuEditIntItem( tr("Setup.Recording$Instant rec. time (min)"),   &data.InstantRecordTime, 1, MAXINSTANTRECTIME));
   Add(new cMenuEditIntItem( tr("Setup.Recording$Max. video file size (MB)"), &data.MaxVideoFileSize, MINVIDEOFILESIZE, MAXVIDEOFILESIZE));
   Add(new cMenuEditBoolItem(tr("Setup.Recording$Split edited files"),        &data.SplitEditedFiles));
diff --git a/menuitems.c b/menuitems.c
index e90cb077..a7ceef29 100644
--- a/menuitems.c
+++ b/menuitems.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menuitems.c 1.54 2007/10/21 12:21:51 kls Exp $
+ * $Id: menuitems.c 1.55 2007/11/03 15:01:01 kls Exp $
  */
 
 #include "menuitems.h"
@@ -256,7 +256,7 @@ cMenuEditStrItem::cMenuEditStrItem(const char *Name, char *Value, int Length, co
 {
   value = Value;
   length = Length;
-  allowed = Allowed;
+  allowed = Allowed ? Allowed : tr(FileNameChars);
   pos = -1;
   offset = 0;
   insert = uppercase = false;
diff --git a/menuitems.h b/menuitems.h
index 50778b16..21890a3d 100644
--- a/menuitems.h
+++ b/menuitems.h
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menuitems.h 1.21 2007/06/08 11:53:37 kls Exp $
+ * $Id: menuitems.h 1.22 2007/11/03 14:59:47 kls Exp $
  */
 
 #ifndef __MENUITEMS_H
@@ -101,7 +101,7 @@ protected:
   void LeaveEditMode(bool SaveValue = false);
   bool InEditMode(void) { return valueUtf8 != NULL; }
 public:
-  cMenuEditStrItem(const char *Name, char *Value, int Length, const char *Allowed);
+  cMenuEditStrItem(const char *Name, char *Value, int Length, const char *Allowed = NULL);
   ~cMenuEditStrItem();
   virtual eOSState ProcessKey(eKeys Key);
   };