diff --git a/commands.go b/commands.go
index 5a63ac6..117f7a6 100644
--- a/commands.go
+++ b/commands.go
@@ -33,9 +33,9 @@ func Every(duration time.Duration, fn func(time.Time) Msg) Cmd {
 	}
 }
 
-// Tick produces a command that at an interval independent of the system clock
-// at the given duration. That is, the timer begins when precisely when
-// invoked, and runs for its entire duration.
+// Tick produces a command at an interval independent of the system clock at
+// the given duration. That is, the timer begins when precisely when invoked,
+// and runs for its entire duration.
 //
 // To produce the command, pass a duration and a function which returns
 // a message containing the time at which the tick occurred.