diff --git a/gp-limit-dates/gpld-auto-block-duplicates.php b/gp-limit-dates/gpld-auto-block-duplicates.php
index a1bfd0b75..d3dee46d8 100644
--- a/gp-limit-dates/gpld-auto-block-duplicates.php
+++ b/gp-limit-dates/gpld-auto-block-duplicates.php
@@ -2,6 +2,8 @@
 /**
  * Gravity Perks // GP Limit Dates // Auto-block Selected Dates when No Duplicates Enabled
  * http://gravitywiz.com/documentation/gp-limit-dates/
+ *
+ * Instruction Video: https://www.loom.com/share/4c7aead03d3b4083b31e488013d5b4b3
  */
 // Update "123" in the filter name to your form ID and "1" to your field ID.
 add_filter( 'gpld_limit_dates_options_123_1', function( $options, $form, $field ) {