diff --git a/README.md b/README.md
index ecb3147..5cbd5c7 100644
--- a/README.md
+++ b/README.md
@@ -221,7 +221,7 @@ vscode应用商店中搜索"**any-rule**".
 
 ### 车牌号(新能源)
 ```javascript
-/^[京津沪渝冀豫云辽黑湘皖鲁新苏浙赣鄂桂甘晋蒙陕吉闽贵粤青藏川宁琼使领][A-HJ-NP-Z](?:((\d{5}[A-HJK])|([A-HJK][A-HJ-NP-Z0-9][0-9]{4}))|[A-HJ-NP-Z0-9]{4}[A-HJ-NP-Z0-9挂学警港澳])$/
+/^[京津沪渝冀豫云辽黑湘皖鲁新苏浙赣鄂桂甘晋蒙陕吉闽贵粤青藏川宁琼使领][A-HJ-NP-Z](([DF]((?![IO])[a-zA-Z0-9](?![IO]))[0-9]{4})|([0-9]{5}[DF]))$/
 ```
 
 ### 车牌号(非新能源)