diff --git a/pom.xml b/pom.xml
index 3f085fd..c45c00d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>com.monkeyk</groupId>
     <artifactId>spring-oauth-server</artifactId>
-    <version>2.1.0</version>
+    <version>2.1.1</version>
     <packaging>war</packaging>
 
     <name>${project.artifactId}</name>
diff --git a/src/main/java/com/monkeyk/sos/web/WebUtils.java b/src/main/java/com/monkeyk/sos/web/WebUtils.java
index cb05feb..9a5e27f 100644
--- a/src/main/java/com/monkeyk/sos/web/WebUtils.java
+++ b/src/main/java/com/monkeyk/sos/web/WebUtils.java
@@ -16,7 +16,7 @@ public abstract class WebUtils {
     /**
      * Sync by pom.xml   <version></version>
      */
-    public static final String VERSION = "2.1.0";
+    public static final String VERSION = "2.1.1";
 
 
     private static ThreadLocal<String> ipThreadLocal = new ThreadLocal<>();