diff --git a/build.gradle b/build.gradle
index e4bcc09..33c0dd3 100644
--- a/build.gradle
+++ b/build.gradle
@@ -17,7 +17,7 @@ buildscript {
 
 subprojects {
     group 'com.synebula'
-    version '1.5.0'
+    version '1.5.1'
 
     buildscript {
         repositories {
diff --git a/src/gaea.app/src/main/kotlin/com/synebula/gaea/app/IApplication.kt b/src/gaea.app/src/main/kotlin/com/synebula/gaea/app/IApplication.kt
index 06323a7..d444c5b 100644
--- a/src/gaea.app/src/main/kotlin/com/synebula/gaea/app/IApplication.kt
+++ b/src/gaea.app/src/main/kotlin/com/synebula/gaea/app/IApplication.kt
@@ -1,6 +1,6 @@
 package com.synebula.gaea.app
 
-import com.google.gson.Gson
+import com.synebula.gaea.app.component.security.session.UserSession
 import com.synebula.gaea.data.message.HttpMessage
 import com.synebula.gaea.data.message.HttpMessageFactory
 import com.synebula.gaea.data.message.Status
@@ -58,14 +58,12 @@ interface IApplication {
 
     /**
      * 获取用户信息
-     * @param clazz 用户信息结构类
      */
-    fun <T> userSession(clazz: Class<T>): T? {
+    fun userSession(): UserSession? {
         try {
-            val authentication = SecurityContextHolder.getContext().authentication.principal.toString()
+            val authentication = SecurityContextHolder.getContext().authentication.principal
             try {
-                val gson = Gson()
-                return gson.fromJson(authentication, clazz)
+                return authentication as UserSession
             } catch (ex: Exception) {
                 logger.error(this, ex, "[$name]解析用户信息异常！用户信息：$authentication: ${ex.message}")
             }