diff --git a/hocrtotei b/hocrtotei
index f623650..540637d 100755
--- a/hocrtotei
+++ b/hocrtotei
@@ -5,15 +5,17 @@ from xml.sax.saxutils import escape
 import argparse
 import xml.etree.ElementTree as ET
 
-parser = argparse.ArgumentParser()
+parser = argparse.ArgumentParser(description='hocrtotei merges several hOCR files in order of their occurrence on command line to one TEI result file.')
 parser.add_argument(
     'i',
-    help='The input files.',
-    nargs='*',
+    metavar='hOCR-sourcefile',
+    help='Input file in hOCR file format.',
+    nargs='+'
 )
 parser.add_argument(
     'o',
-    help='The output file.',
+    metavar='TEI-destfile',
+    help='Output file.'
 )
 args = parser.parse_args()
 
diff --git a/ocr b/ocr
index 8c4d30a..9bf65a1 100755
--- a/ocr
+++ b/ocr
@@ -29,13 +29,7 @@ from pyflow import WorkflowRunner
 
 
 def parse_arguments():
-    parser = argparse.ArgumentParser(
-        'Performs OCR of (historical) documents utilizing OCRopus for \
-        preprocessing and Tesseract OCR for OCR. Available outputs are HOCR, \
-        PDF, shrinked PDF, and simple DTAbf (TEI P5 compliant). Software \
-        requirements: imagemagick, ocropus, pdftoppm, pdfunite, \
-        poppler-utils, pyflow, python2.7, python3.5, tesseract'
-    )
+    parser = argparse.ArgumentParser(description='Performs OCR of (historical) documents utilizing OCRopus for preprocessing and Tesseract OCR for OCR. Available outputs are hOCR, PDF, TEI compliant XML and raw text. Software requirements: imagemagick, ocropus, pdftoppm, pdfunite, poppler-utils, pyflow, python2.7, python3.5, tesseract')
     parser.add_argument(
         '-i',
         dest='inputDirectory',