diff --git a/vfs/ChangeLog b/vfs/ChangeLog
index f7afe3020..6e6a191ee 100644
--- a/vfs/ChangeLog
+++ b/vfs/ChangeLog
@@ -1,3 +1,7 @@
+2005-05-11  Pavel Roskin  <proski@gnu.org>
+
+	* samba/lib/debug.c (dbghdr): Constify arguments file and func.
+
 2005-05-10  Pavel Roskin  <proski@gnu.org>
 
 	* utilvfs.c: Fix gcc 4.0 warnings.
diff --git a/vfs/samba/include/proto.h b/vfs/samba/include/proto.h
index 653e828b0..9770501e8 100644
--- a/vfs/samba/include/proto.h
+++ b/vfs/samba/include/proto.h
@@ -18,7 +18,7 @@ void add_char_string(char *s);
 
 void setup_logging( char *pname, BOOL interactive );
 void dbgflush( void );
-BOOL dbghdr( int level, char *file, char *func, int line );
+BOOL dbghdr( int level, const char *file, const char *func, int line );
 
 /* The following definitions come from lib/interface.c  */
 
diff --git a/vfs/samba/lib/debug.c b/vfs/samba/lib/debug.c
index 3493181c0..628435a0a 100644
--- a/vfs/samba/lib/debug.c
+++ b/vfs/samba/lib/debug.c
@@ -300,7 +300,7 @@ void dbgflush( void )
  *
  * ************************************************************************** **
  */
-BOOL dbghdr( int level, char *file, char *func, int line )
+BOOL dbghdr( int level, const char *file, const char *func, int line )
   {
   if( format_pos )
     {