diff --git a/tests/PostTypeTest.php b/tests/PostTypeTest.php
index 621e32b..ce53b78 100644
--- a/tests/PostTypeTest.php
+++ b/tests/PostTypeTest.php
@@ -18,6 +18,18 @@ public function test_registers_a_private_exportable_activity_post_type() {
 		$this->assertSame( 'do_not_allow', wp_user_activity_meta_caps( array(), 'create_activities' )[0] );
 	}
 
+	/**
+	 * Legacy page checks must resolve to the same permission as activity edits.
+	 */
+	public function test_edit_page_capability_is_defined_for_activity_posts() {
+		$GLOBALS['wpuat_test'] = array();
+
+		wp_user_activity_register_post_types();
+
+		$call = $GLOBALS['wpuat_test']['calls']['register_post_type'][0];
+		$this->assertSame( 'list_users', $call[1]['capabilities']['edit_page'] );
+	}
+
 	public function test_prepends_the_activity_action_to_activity_content() {
 		$GLOBALS['wpuat_test'] = array();
 		$post = new WP_Post();
diff --git a/wp-user-activity/includes/post-types.php b/wp-user-activity/includes/post-types.php
index 9c18a14..0749018 100644
--- a/wp-user-activity/includes/post-types.php
+++ b/wp-user-activity/includes/post-types.php
@@ -79,6 +79,8 @@ function wp_user_activity_get_post_type_args() {
 
 		// Meta caps
 		'edit_post'              => 'edit_activity',
+		// WordPress may check this legacy alias against an activity post.
+		'edit_page'              => 'list_users',
 		'read_post'              => 'read_activity',
 		'delete_post'            => 'delete_activity',