diff --git a/libraries/liblber/dtest.c b/libraries/liblber/dtest.c
index df683a0ec7..1d2a3b8217 100644
--- a/libraries/liblber/dtest.c
+++ b/libraries/liblber/dtest.c
@@ -62,7 +62,7 @@ main( int argc, char **argv )
 	}
 	printf( "message has tag 0x%x and length %ld\n", tag, len );
 
-	if ( ber_scanf( ber, "i", &i ) == -1 ) {
+	if ( ber_scanf( ber, "i", &i ) == LBER_ERROR ) {
 		fprintf( stderr, "ber_scanf returns -1\n" );
 		exit( 1 );
 	}