diff --git a/cli/src/main/java/org/mobilitydata/gtfsvalidator/cli/Arguments.java b/cli/src/main/java/org/mobilitydata/gtfsvalidator/cli/Arguments.java
index d79bfbfeeb..9e614c82c4 100644
--- a/cli/src/main/java/org/mobilitydata/gtfsvalidator/cli/Arguments.java
+++ b/cli/src/main/java/org/mobilitydata/gtfsvalidator/cli/Arguments.java
@@ -57,9 +57,9 @@ public class Arguments {
   @Parameter(
       names = {"-d", "--date"},
       description =
-          "Date to simulate when validating, in ISO_LOCAL_DATE format like "
-              + "'2001-01-30'. By default, the current date is used. "
-              + "This option enables debugging rules like feed expiration.")
+          "The date used to validate the feed for time-based rules, e.g feed_expiration_30_days, "
+              + "in ISO_LOCAL_DATE format like '2001-01-30'. By default, the current date is used. "
+              + "This option can be used to debug rules like feed expiration.")
   private String dateString;
 
   @Parameter(
diff --git a/docs/USAGE.md b/docs/USAGE.md
index f6133fa2ba..2f03057019 100644
--- a/docs/USAGE.md
+++ b/docs/USAGE.md
@@ -8,7 +8,7 @@
 **Full list of command line parameters available**
 
 | Short name | Long name                     | required?              | Description                                                                                                                                                                                                                                                  |
-| ---------- | ----------------------------- | ---------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
+|------------|-------------------------------| ---------------------- |--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
 | `-i`       | `--input`                     | Conditionally required | The path to the GTFS file (e.g., `/myDirectory/gtfs.zip`). Required if `-u` or `--url` is not provided.                                                                                                                                                      |
 | `-u`       | `--url`                       | Conditionally Required | `--url` or `-u`: the fully qualified URL to the GTFS file (e.g., `https://www.abc.com/gtfs.zip`). Required if `-i` or `--input` is not provided.                                                                                                             |
 | `-o`       | `--output`                    | Required               | Path to where the validation report will be stored (e.g., `output`)                                                                                                                                                                                          |
@@ -20,7 +20,8 @@
 | `-r`       | `--html_report_name`          | Optional               | Name of the HTML validation report (including `.html` extension).                                                                                                                                                                                            |
 | `-e`       | `--system_errors_report_name` | Optional               | Name of the system errors report (including `.json` extension).                                                                                                                                                                                              |
 | `-n`       | `--export_notices_schema`     | Optional               | Export notice schema as a json file.                                                                                                                                                                                                                         |
-| `-p`       | `--pretty`                    | Optional               | Pretty JSON validation report. If specified, the JSON validation report will be printed using JSON Pretty print. This does not impact data parsing.                                                                                                      |
+| `-p`       | `--pretty`                    | Optional               | Pretty JSON validation report. If specified, the JSON validation report will be printed using JSON Pretty print. This does not impact data parsing.                                                                                                          |
+| `-d`       | `--date`                      | Optional               | The date used to validate the feed for time-based rules, e.g feed_expiration_30_days, in ISO_LOCAL_DATE format like '2001-01-30'. By default, the current date is used.                                                                                      |
 
 ⚠️ Note that exactly one of the following options must be provided: `--url` or `--input`.