diff --git a/lib/SLUB/LZA/Rosetta/TA.pm b/lib/SLUB/LZA/Rosetta/TA.pm
index 82845c7de7648728cc3cf91d1b945f0af20d003c..a40853b472fcd855e47a0ffcd5d9bf449c60dfd4 100644
--- a/lib/SLUB/LZA/Rosetta/TA.pm
+++ b/lib/SLUB/LZA/Rosetta/TA.pm
@@ -9,7 +9,7 @@ use Carp qw( croak );
 use feature qw(say);
 use Regexp::Optimizer;
 use IO::Zlib;
-
+# ABSTRACT: main module for ta-tool
 
 our %config;
 BEGIN{