diff --git a/content/zh/docs/concepts/configuration/configmap.md b/content/zh/docs/concepts/configuration/configmap.md
index 7448e77208..1af8566a34 100644
--- a/content/zh/docs/concepts/configuration/configmap.md
+++ b/content/zh/docs/concepts/configuration/configmap.md
@@ -87,7 +87,7 @@ metadata:
   name: game-demo
 data:
   # 类属性键；每一个键都映射到一个简单的值
-  player_initial_lives: 3
+  player_initial_lives: "3"
   ui_properties_file_name: "user-interface.properties"
   #
   # 类文件键