diff --git a/payapi/src/main/java/com/supwisdom/dlpay/framework/util/StringUtil.java b/payapi/src/main/java/com/supwisdom/dlpay/framework/util/StringUtil.java
index 180679b..9b9059f 100644
--- a/payapi/src/main/java/com/supwisdom/dlpay/framework/util/StringUtil.java
+++ b/payapi/src/main/java/com/supwisdom/dlpay/framework/util/StringUtil.java
@@ -198,7 +198,7 @@
     }
 
     //18位社会信用代码判断
-    java.util.regex.Pattern pattern = java.util.regex.Pattern.compile("^([0-9ABCDEFGHJKLMNPQRTUWXY]{2})([0-9]{6})([0-9ABCDEFGHJKLMNPQRTUWXY]{9})([0-9Y])$");
+    java.util.regex.Pattern pattern = java.util.regex.Pattern.compile("^[0-9A-HJ-NPQRTUWXY]{2}\\d{6}[0-9A-HJ-NPQRTUWXY]{10}$");
     java.util.regex.Matcher match = pattern.matcher(businessLicenseNo);
     if (!match.matches()) return false; //社会信用代码校验错误！