diff --git a/library/src/main/java/com/qiniu/android/common/AutoZone.java b/library/src/main/java/com/qiniu/android/common/AutoZone.java
index 4565950c..21f958ac 100644
--- a/library/src/main/java/com/qiniu/android/common/AutoZone.java
+++ b/library/src/main/java/com/qiniu/android/common/AutoZone.java
@@ -37,7 +37,7 @@ public final class AutoZone extends Zone {
     private static final SingleFlight<SingleFlightValue> SingleFlight = new SingleFlight<>();
 
     private static final Cache zoneCache = new Cache.Builder(ZonesInfo.class)
-            .setVersion("v1.0.0")
+            .setVersion("v1")
             .builder();
 
     //私有云可能改变ucServer
@@ -188,7 +188,16 @@ private String makeCacheKey(String akAndBucket) {
         if (ucHosts == null || ucHosts.isEmpty()) {
             return akAndBucket;
         }
-        return UrlSafeBase64.encodeToString(ucHosts.get(0)+":"+akAndBucket);
+
+        StringBuilder hosts = new StringBuilder();
+        for (String host : ucHosts) {
+            if (host == null || host.isEmpty()) {
+                continue;
+            }
+            hosts.append(host).append(":");
+        }
+
+        return UrlSafeBase64.encodeToString(hosts+akAndBucket);
     }
 
     private RequestTransaction createUploadRequestTransaction(UpToken token) {
diff --git a/library/src/main/java/com/qiniu/android/http/networkStatus/NetworkStatusManager.java b/library/src/main/java/com/qiniu/android/http/networkStatus/NetworkStatusManager.java
index 9ef162ff..9ec112f1 100644
--- a/library/src/main/java/com/qiniu/android/http/networkStatus/NetworkStatusManager.java
+++ b/library/src/main/java/com/qiniu/android/http/networkStatus/NetworkStatusManager.java
@@ -11,7 +11,7 @@ public class NetworkStatusManager {
     private static final NetworkStatusManager networkStatusManager = new NetworkStatusManager();
 
     private final Cache cache = new Cache.Builder(NetworkStatus.class)
-            .setVersion("v1.0.2")
+            .setVersion("v2")
             .setFlushCount(10)
             .builder();
 
diff --git a/library/src/main/java/com/qiniu/android/storage/serverConfig/ServerConfigCache.java b/library/src/main/java/com/qiniu/android/storage/serverConfig/ServerConfigCache.java
index 7e306730..05e5b6d5 100644
--- a/library/src/main/java/com/qiniu/android/storage/serverConfig/ServerConfigCache.java
+++ b/library/src/main/java/com/qiniu/android/storage/serverConfig/ServerConfigCache.java
@@ -9,10 +9,10 @@ class ServerConfigCache {
     private static final String kServerUserConfigDiskKey = "ServerUserConfig";
 
     private final Cache configCache = new Cache.Builder(ServerConfig.class)
-            .setVersion("v1.0.0")
+            .setVersion("v1")
             .builder();
     private final Cache userConfigCache = new Cache.Builder(ServerUserConfig.class)
-            .setVersion("v1.0.0")
+            .setVersion("v1")
             .builder();
     ;