1 files changed, 3 insertions, 2 deletions
diff --git a/rc.cc b/rc.cc
index 211bcee..54c65fc 100644
--- a/rc.cc
+++ b/rc.cc
@@ -1,5 +1,5 @@
 /*  Zutils - Utilities dealing with compressed files
-    Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014 Antonio Diaz Diaz.
+    Copyright (C) 2009-2014 Antonio Diaz Diaz.
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -227,7 +227,8 @@ void parse_compressor( const std::string & arg, const int format_index,
 const char * get_compressor_name( const int format_index )
   {
   if( format_index >= 0 && format_index < num_formats &&
-      compressor_names[format_index].size() )
+      compressor_names[format_index].size() &&
+      compressor_names[format_index][0] != '-' )
     return compressor_names[format_index].c_str();
   return 0;
   }