diff --git a/src/main/java/com/monkeyk/sos/domain/oauth/CustomJdbcTokenStore.java b/src/main/java/com/monkeyk/sos/domain/oauth/CustomJdbcTokenStore.java
index 466c4a4..88870a2 100644
--- a/src/main/java/com/monkeyk/sos/domain/oauth/CustomJdbcTokenStore.java
+++ b/src/main/java/com/monkeyk/sos/domain/oauth/CustomJdbcTokenStore.java
@@ -3,12 +3,13 @@ package com.monkeyk.sos.domain.oauth;
 import org.springframework.cache.annotation.CacheEvict;
 import org.springframework.cache.annotation.Cacheable;
 import org.springframework.security.oauth2.common.OAuth2AccessToken;
-import org.springframework.security.oauth2.provider.OAuth2Authentication;
+import org.springframework.security.oauth2.common.OAuth2RefreshToken;
 import org.springframework.security.oauth2.provider.token.store.JdbcTokenStore;
 
 import javax.sql.DataSource;
 
-import static com.monkeyk.sos.infrastructure.CacheConstants.*;
+import static com.monkeyk.sos.infrastructure.CacheConstants.ACCESS_TOKEN_CACHE;
+import static com.monkeyk.sos.infrastructure.CacheConstants.REFRESH_TOKEN_CACHE;
 
 /**
  * 2016/7/26
@@ -23,17 +24,27 @@ public class CustomJdbcTokenStore extends JdbcTokenStore {
     }
 
 
-    @Cacheable(value = OAUTH2_AUTHENTICATION_CACHE, key = "#token.getValue()")
-    public OAuth2Authentication readAuthentication(OAuth2AccessToken token) {
-        return super.readAuthentication(token);
+    @Cacheable(value = ACCESS_TOKEN_CACHE, key = "#tokenValue")
+    public OAuth2AccessToken readAccessToken(String tokenValue) {
+        return super.readAccessToken(tokenValue);
     }
 
 
-    @Cacheable(value = OAUTH2_AUTHENTICATION_CACHE, key = "#token")
-    public OAuth2Authentication readAuthentication(String token) {
-        return super.readAuthentication(token);
+    @CacheEvict(value = ACCESS_TOKEN_CACHE, key = "#tokenValue")
+    public void removeAccessToken(String tokenValue) {
+        super.removeAccessToken(tokenValue);
     }
 
 
+    @Cacheable(value = REFRESH_TOKEN_CACHE, key = "#token")
+    public OAuth2RefreshToken readRefreshToken(String token) {
+        return super.readRefreshToken(token);
+    }
+
+    @CacheEvict(value = REFRESH_TOKEN_CACHE, key = "#token")
+    public void removeRefreshToken(String token) {
+        super.removeRefreshToken(token);
+    }
+
 
 }
diff --git a/src/main/java/com/monkeyk/sos/infrastructure/CacheConstants.java b/src/main/java/com/monkeyk/sos/infrastructure/CacheConstants.java
index 8a3721a..3fe0f37 100644
--- a/src/main/java/com/monkeyk/sos/infrastructure/CacheConstants.java
+++ b/src/main/java/com/monkeyk/sos/infrastructure/CacheConstants.java
@@ -22,9 +22,9 @@ public abstract class CacheConstants {
     public static final String ACCESS_TOKEN_CACHE = "accessTokenCache";
 
     /**
-     * OAuth2Authentication Cache, key is token
+     * refresh Token Cache, key is token
      */
-    public static final String OAUTH2_AUTHENTICATION_CACHE = "OAuth2AuthenticationCache";
+    public static final String REFRESH_TOKEN_CACHE = "refreshTokenCache";
 
     /**
      * authorization Code Cache, key is code
diff --git a/src/main/resources/ehcache.xml b/src/main/resources/ehcache.xml
index c83b680..c18243f 100644
--- a/src/main/resources/ehcache.xml
+++ b/src/main/resources/ehcache.xml
@@ -70,4 +70,16 @@
            memoryStoreEvictionPolicy="LRU"/>
 
 
+    <cache name="refreshTokenCache"
+           maxElementsInMemory="10000"
+           eternal="false"
+           timeToIdleSeconds="240"
+           timeToLiveSeconds="240"
+           overflowToDisk="true"
+           maxElementsOnDisk="10000000"
+           diskPersistent="false"
+           diskExpiryThreadIntervalSeconds="240"
+           memoryStoreEvictionPolicy="LRU"/>
+
+
 </ehcache>