diff --git a/docs/manual.md b/docs/manual.md
index 459aada..4562f77 100644
--- a/docs/manual.md
+++ b/docs/manual.md
@@ -533,7 +533,7 @@ Additional flags for polls.
 | `poll-allows-multiple-choices` | boolean | false | Set to `true` to allow users to make multiple choices. | false |
 | `poll-hides-vote-counts` | boolean | false | Set to `true` to hide the vote count until the poll is closed. | false |
 | `poll-option` | string | true | An option in the poll. Use this flag multiple times to set multiple options. | |
-| `poll-expires-in` | string | false | The duration in which the poll is open for. | |
+| `poll-expires-in` | [time duration value](tips_and_tricks.md#the-time-duration-value) | false | The duration in which the poll is open for. | |
 
 ### Delete a status
 
diff --git a/docs/tips_and_tricks.md b/docs/tips_and_tricks.md
index d4bdcee..afc430a 100644
--- a/docs/tips_and_tricks.md
+++ b/docs/tips_and_tricks.md
@@ -4,15 +4,15 @@
 
 The time duration value is a custom [flag value](https://pkg.go.dev/flag#Value) that converts a string input into a duration of time.
 A typical string input would be in the form of something like `"3 days, 12 hours and 39 minutes"`.
-The value can parse units in days, hours, minutes and seconds.
+The value can convert units in days, hours, minutes and seconds.
 
-To ensure that your string input is parsed correctly there are simple rules to follow.
+To ensure that your string input is converted correctly there are simple rules to follow.
 
 - The input must be wrapped in quotes.
-- Use `day` or `days` to parse the number of days.
-- Use `hour` or `hours` to parse the number of hours.
-- Use `minute` or `minutes` to parse the number of minutes.
-- Use `second` or `seconds` to parse the number of seconds.
+- Use `day` or `days` to convert the number of days.
+- Use `hour` or `hours` to convert the number of hours.
+- Use `minute` or `minutes` to convert the number of minutes.
+- Use `second` or `seconds` to convert the number of seconds.
 - There must be at least one space between the number and the unit of time.<br>
   E.g. `"7 days"` is valid, but `"7days"` is invalid.