diff --git a/src/applications/maniphest/field/ManiphestCustomField.php b/src/applications/maniphest/field/ManiphestCustomField.php
--- a/src/applications/maniphest/field/ManiphestCustomField.php
+++ b/src/applications/maniphest/field/ManiphestCustomField.php
@@ -15,17 +15,4 @@
     return new ManiphestCustomFieldNumericIndex();
   }
 
-  /**
-   * When the user creates a task, the UI prompts them to "Create another
-   * similar task". This copies some fields (e.g., Owner and CCs) but not other
-   * fields (e.g., description). If this custom field should also be copied,
-   * return true from this method.
-   *
-   * @return bool True to copy the default value from the template task when
-   *              creating a new similar task.
-   */
-  public function shouldCopyWhenCreatingSimilarTask() {
-    return false;
-  }
-
 }