diff --git a/bin/geomag.py b/bin/geomag.py
index 50eb0b79b6b5c3ea4aaf13417f9e626d4cda1215..4daaa8b58837a7d7b36ce63e0a20e7579b0acac0 100755
--- a/bin/geomag.py
+++ b/bin/geomag.py
@@ -225,7 +225,7 @@ def parse_args():
             help='Example: file://./%%(obs)s%%(Y)s%%(j)s.%%(i)s')
     output_group.add_argument('--output-edge', nargs=2,
             metavar=('HOST', 'PORT'),
-            help='Requires Host IP # and Port #');
+            help='Requires Host IP # and Port #')
 
     # Algorithms group
     algorithm_group = parser.add_mutually_exclusive_group()