diff --git a/core/base-service/openapi.js b/core/base-service/openapi.js
index c45d438f701db7761dc5b3a2f91eda79d92d6369..a43c08eea4aa2c90373ebc5094da07e9e1adf97f 100644
--- a/core/base-service/openapi.js
+++ b/core/base-service/openapi.js
@@ -413,7 +413,7 @@ function queryParam({
  * ```
  * const params = [
  *   queryParam({ name: 'name1', example: 'example1' }),
- *   queryParams({ name: 'name2', example: 'example2' }),
+ *   queryParam({ name: 'name2', example: 'example2' }),
  * ]
  * ```
  *