diff --git a/doc/grammar.txt b/doc/grammar.txt
index d1f51eed..0b7d7335 100644
--- a/doc/grammar.txt
+++ b/doc/grammar.txt
@@ -4,7 +4,7 @@ The CLI shall have a well-defined and unambiguous grammar.
 
     timew
     timew start [<date>] [<tagset>]
-    timew stop [<tagset>]
+    timew stop [<date>] [<tagset>]
     timew track <filter>
     timew clear <filter>
     timew continue