Gemfile.lock in backup-aliyun-0.1.0 vs Gemfile.lock in backup-aliyun-0.1.1

@@ -1,11 +1,11 @@
 PATH
   remote: .
   specs:
-    backup-aliyun (0.1.0)
+    backup-aliyun (0.1.1)
       backup (>= 3.7.0)
-      carrierwave-aliyun (>= 0.1.3)
+      carrierwave-aliyun (~> 0.2.1)
 
 GEM
   remote: https://rubygems.org/
   specs:
     activesupport (3.2.14)
@@ -38,10 +38,10 @@
       treetop (= 1.4.14)
       twitter (= 4.8.1)
     builder (3.2.2)
     carrierwave (0.5.8)
       activesupport (~> 3.0)
-    carrierwave-aliyun (0.2.0)
+    carrierwave-aliyun (0.2.1)
       carrierwave (>= 0.5.7)
       rest-client (>= 1.6.7)
     diff-lcs (1.2.4)
     dropbox-sdk (1.5.1)
       json