diff --git a/README.md b/README.md
index ef3389d..613d0ea 100644
--- a/README.md
+++ b/README.md
@@ -461,7 +461,7 @@ vscode应用商店中搜索"**any-rule**".
 
 ### 整数
 ```javascript
-/^-?[1-9]\d*$/
+/^(?:0|(?:-?[1-9]\d*))$/
 ```
 
 ### 浮点数
diff --git a/packages/www/src/RULES.js b/packages/www/src/RULES.js
index 79a68c3..6e58fea 100644
--- a/packages/www/src/RULES.js
+++ b/packages/www/src/RULES.js
@@ -414,8 +414,9 @@ module.exports = [{
 },
 {
     title: '整数',
-    rule: /^-?[1-9]\d*$/,
-    examples: [-1231, 123]
+    rule: /^(?:0|(?:-?[1-9]\d*))$/,
+    examples: [-1231, 123, 0],
+    counterExamples: ['01']
 },
 {
     title: '浮点数',