diff --git a/bin/hdfcoinc/pycbc_page_segtable b/bin/hdfcoinc/pycbc_page_segtable
index 667ecf65976..b625888ff3c 100644
--- a/bin/hdfcoinc/pycbc_page_segtable
+++ b/bin/hdfcoinc/pycbc_page_segtable
@@ -54,7 +54,7 @@ parser.add_argument('--title-text', type=str, required=False,
 parser.add_argument('--output-file', type=str,
                         help='Path of the output HTML file.')
 parser.add_argument('--ifos', nargs='+',default=['H1','L1'],
-                        help='(Optional) List of IFOs, default is H1, L1.')
+                        help='(Optional) List of IFOs: default is H1, L1.')
 opts = parser.parse_args()
 
 # setup log