--- libbs2b-3.1.0/src/bs2bconvert.c.orig	2014-05-20 23:09:11.975876646 +0100
+++ libbs2b-3.1.0/src/bs2bconvert.c	2014-05-20 23:14:06.047076693 +0100
@@ -153,7 +153,7 @@
 	if( ( infile = sf_open( infilename, SFM_READ, &sfinfo ) ) == NULL )
 	{
 		printf( "Not able to open input file %s.\n", infilename );
-		printf( sf_strerror( NULL ) );
+		printf( "%s", sf_strerror( NULL ) );
 		return 1;
 	}