diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5568daa..f4a3547 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 ## CHANGE LOG
 
+### v6.0.2
+
+- Qiniu::Storage所有上传接口返回第三个值raw_headers，类型为Hash，包含已解析的HTTP响应报文中的所有Header信息。
+
+该返回值主要用于调试。当遇到难以理解或解释的错误时，请将其中的X-Log和X-Reqid两项信息[通过邮件反馈](mailto:support@qiniu.com?subject=Ruby-SDK-Bug-Report)给我们。
+
+- 更新Qiniu::Storage所有上传接口的测试用例，打印HTTP响应Header信息。
+
 ### v6.0.1
 
 - 重新划分命名空间，存储相关归入Qiniu::Storage，数据处理相关归入Qiniu::Fop，杂项相关归入Qiniu::Misc。
diff --git a/Gemfile.lock b/Gemfile.lock
index dddcc76..d6f7059 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,9 +1,9 @@
 PATH
   remote: .
   specs:
-    qiniu (6.0.1)
+    qiniu (6.0.2)
       json (~> 1.7)
-      mime-types (~> 1.19)
+      mime-types (~> 2.2)
       rest-client (~> 1.6)
       ruby-hmac (~> 0.4)
 
@@ -12,8 +12,8 @@ GEM
   specs:
     diff-lcs (1.1.3)
     fakeweb (1.3.0)
-    json (1.7.7)
-    mime-types (1.23)
+    json (1.8.1)
+    mime-types (2.2)
     rake (10.0.3)
     rest-client (1.6.7)
       mime-types (>= 1.16)
diff --git a/lib/qiniu/version.rb b/lib/qiniu/version.rb
index 8d779d8..2781dac 100755
--- a/lib/qiniu/version.rb
+++ b/lib/qiniu/version.rb
@@ -4,7 +4,7 @@ module Qiniu
     module Version
       MAJOR = 6
       MINOR = 0
-      PATCH = 1
+      PATCH = 2
       # Returns a version string by joining <tt>MAJOR</tt>, <tt>MINOR</tt>, and <tt>PATCH</tt> with <tt>'.'</tt>
       #
       # Example
diff --git a/qiniu.gemspec b/qiniu.gemspec
index 6e5e0a5..c437c42 100755
--- a/qiniu.gemspec
+++ b/qiniu.gemspec
@@ -22,7 +22,7 @@ Gem::Specification.new do |gem|
   gem.add_development_dependency "fakeweb", "~> 1.3"
   gem.add_runtime_dependency "json", "~> 1.7"
   gem.add_runtime_dependency "rest-client", "~> 1.6"
-  gem.add_runtime_dependency "mime-types", "~> 1.19"
+  gem.add_runtime_dependency "mime-types", "~> 2.2"
   gem.add_runtime_dependency "ruby-hmac", "~> 0.4"
   gem.add_runtime_dependency "jruby-openssl", "~> 0.7" if RUBY_PLATFORM == "java"
 end