diff --git a/csvdedupe/csvhelpers.py b/csvdedupe/csvhelpers.py
index 72d64a2..727a4ec 100644
--- a/csvdedupe/csvhelpers.py
+++ b/csvdedupe/csvhelpers.py
@@ -241,7 +241,7 @@ def _common_args(self) :
         self.parser.add_argument('--recall_weight', type=int, 
             help='Threshold that will maximize a weighted average of our precision and recall')
         self.parser.add_argument('-d', '--delimiter', type=str,
-            help='Delimiting character of the input CSV file', default=',')
+            help='Delimiting character of the input CSV file (default: ","')
         self.parser.add_argument('-v', '--verbose', action='count', default=0)