diff --git a/Gemfile.lock b/Gemfile.lock
index 47939be..afce319 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    qiniu-rs (3.1.1)
+    qiniu-rs (3.2.0)
       json (~> 1.7)
       mime-types (~> 1.19)
       rest-client (~> 1.6)
diff --git a/lib/qiniu/rs/version.rb b/lib/qiniu/rs/version.rb
index 03918d0..e2f7b70 100755
--- a/lib/qiniu/rs/version.rb
+++ b/lib/qiniu/rs/version.rb
@@ -4,8 +4,8 @@ module Qiniu
   module RS
     module Version
       MAJOR = 3
-      MINOR = 1
-      PATCH = 1
+      MINOR = 2
+      PATCH = 0
       # Returns a version string by joining <tt>MAJOR</tt>, <tt>MINOR</tt>, and <tt>PATCH</tt> with <tt>'.'</tt>
       #
       # Example