diff --git a/README.md b/README.md
index 3011e28..1472e8b 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,20 @@
-**refGene-sort**
\ No newline at end of file
+**refGene-sort**
+
+Utility to sort refGene tab-delimited annotation files from Genome Browser (DB dumps)
+```bash
+usage: refgene-sort [-h] [-t TMP] [-q QUERRY] [-s ORDER] -i INPUT -o OUTPUT
+
+refGene annotation sorter
+
+optional arguments:
+  -h, --help            show this help message and exit
+  -t TMP, --tmp TMP     Temp folder to store sqlite db file
+  -q QUERRY, --querry QUERRY
+                        Custom select querry. Table name should be refGene
+  -s ORDER, --order ORDER
+                        Ordering option
+  -i INPUT, --input INPUT
+                        Input file to location
+  -o OUTPUT, --output OUTPUT
+                        Output file to location
+```
\ No newline at end of file
diff --git a/refgene_sort/main.py b/refgene_sort/main.py
index f03ab47..13b779c 100644
--- a/refgene_sort/main.py
+++ b/refgene_sort/main.py
@@ -10,7 +10,7 @@
 
 def arg_parser():
     """Returns argument parser"""
-    parser = argparse.ArgumentParser(description='refGene annotation sorter parser')
+    parser = argparse.ArgumentParser(description='refGene annotation sorter')
     parser.add_argument ("-t", "--tmp", help="Temp folder to store sqlite db file", default=None)
     parser.add_argument ("-q", "--querry", help="Custom select querry. Table name should be refGene", default="SELECT * FROM refGene")
     parser.add_argument("-s", "--order", help="Ordering option", default='')