diff --git a/packages/cli/src/index.ts b/packages/cli/src/index.ts
index b48fc321..c2307fa1 100644
--- a/packages/cli/src/index.ts
+++ b/packages/cli/src/index.ts
@@ -50,7 +50,7 @@ function createProgram() {
         .description(
             `${colors.bold.blue(
                 'ζ',
-            )} ZenStack is the data layer for modern TypeScript apps.\n\nDocumentation: https://zenstack.dev/docs/3.x`,
+            )} ZenStack is the modern data layer for TypeScript apps.\n\nDocumentation: https://zenstack.dev/docs`,
         )
         .showHelpAfterError()
         .showSuggestionAfterError();
diff --git a/packages/plugins/policy/plugin.zmodel b/packages/plugins/policy/plugin.zmodel
index ae5e11cf..193f5f33 100644
--- a/packages/plugins/policy/plugin.zmodel
+++ b/packages/plugins/policy/plugin.zmodel
@@ -33,9 +33,9 @@ attribute @@deny(_ operation: String @@@completionHint(["'create'", "'read'", "'
 // attribute @deny(_ operation: String @@@completionHint(["'create'", "'read'", "'update'", "'delete'", "'all'"]), _ condition: Boolean)
 
 /**
- * Checks if the current user can perform the given operation on the given field.
+ * Delegates the access control decision to a relation. Only to-one relations are supported.
  *
- * @param field: The field to check access for
+ * @param field: The relation field to delegate to.
  * @param operation: The operation to check access for. Can be "read", "create", "update", "post-update", or "delete". If the operation is not provided,
  * it defaults the operation of the containing policy rule.
  */