diff --git a/src/components/Header/index.js b/src/components/Header/index.js
index 16c542a8..bd23c1a7 100644
--- a/src/components/Header/index.js
+++ b/src/components/Header/index.js
@@ -22,7 +22,7 @@ function Header (e) {
     <div id='header'>
       <div className='header-left'><span className='user-name'>{token.username}</span>，您好</div>
       <div className='headder-right'>
-        <span className='login-out' onClick={logout}>退出</span>
+        <span className='login-out' onClick={logout}></span>
       </div>
     </div>
   );
diff --git a/src/index.less b/src/index.less
index 7de4f1a2..99781f96 100644
--- a/src/index.less
+++ b/src/index.less
@@ -161,4 +161,9 @@ body {
   }
   .login-out {
     cursor: pointer;
+    display: inline-block;
+    width: 28px;
+    height: 28px;
+    background: url(./assets//icon/logout_big.png) no-repeat;
+    background-size: cover;
   }