diff --git a/lib/deploygate/api/v1/push.rb b/lib/deploygate/api/v1/push.rb
index 824b26f..7fdb699 100644
--- a/lib/deploygate/api/v1/push.rb
+++ b/lib/deploygate/api/v1/push.rb
@@ -10,15 +10,16 @@ class << self
           # @param [String] target_user
           # @param [String] token
           # @param [String] message
+          # @param [String] distribution_key
           # @param [Boolean] disable_notify
           # @yield Upload process block
           # @return [Hash]
-          def upload(file_path, target_user, token, message, disable_notify = false, &process_block)
+          def upload(file_path, target_user, token, message, distribution_key, disable_notify = false, &process_block)
             res = nil
             open(file_path) do |file|
               res = Base.new(token).post(
                 sprintf(ENDPOINT, target_user),
-                { :file => file , :message => message, :disable_notify => disable_notify ? 'yes' : 'no' }) { process_block.call unless process_block.nil? }
+                { :file => file , :message => message, :distribution_key => distribution_key, :disable_notify => disable_notify ? 'yes' : 'no' }) { process_block.call unless process_block.nil? }
             end
 
             upload_results = {
diff --git a/lib/deploygate/command_builder.rb b/lib/deploygate/command_builder.rb
index e4db604..3cb2925 100644
--- a/lib/deploygate/command_builder.rb
+++ b/lib/deploygate/command_builder.rb
@@ -29,6 +29,7 @@ def run
         c.description = 'upload to deploygate'
         c.option '--message STRING', String, 'release message'
         c.option '--user STRING', String, 'owner name or group name'
+        c.option '--distribution-key STRING', String, 'update distribution key'
         c.option '--open', 'open browser (OSX only)'
         c.option '--disable_notify', 'disable notify via email (iOS app only)'
         c.action do |args, options|
diff --git a/lib/deploygate/commands/deploy/push.rb b/lib/deploygate/commands/deploy/push.rb
index 6433246..a8bccb9 100644
--- a/lib/deploygate/commands/deploy/push.rb
+++ b/lib/deploygate/commands/deploy/push.rb
@@ -16,16 +16,17 @@ def upload(args, options)
               session = DeployGate::Session.new()
             end
 
-            message        = options.message
-            owner          = options.user || session.name
-            open           = options.open
-            disable_notify = options.disable_notify
-            file_path      = args.first
+            message          = options.message
+            owner            = options.user || session.name
+            distribution_key = options.distribution_key
+            open             = options.open
+            disable_notify   = options.disable_notify
+            file_path        = args.first
 
             data = nil
             print "Uploading to #{owner}.."
             begin
-              data = DeployGate::Deploy.push(file_path, owner, message, disable_notify) {
+              data = DeployGate::Deploy.push(file_path, owner, message, distribution_key, disable_notify) {
                 print '.'
                 sleep 0.2
               }
diff --git a/lib/deploygate/deploy.rb b/lib/deploygate/deploy.rb
index 86a1302..e4f9075 100644
--- a/lib/deploygate/deploy.rb
+++ b/lib/deploygate/deploy.rb
@@ -12,10 +12,11 @@ class << self
       # @param [String] file_path
       # @param [String] target_user
       # @param [String] message
+      # @param [String] distribution_key
       # @param [Boolean] disable_notify
       # @yield Upload process block
       # @return [Hash]
-      def push(file_path, target_user, message, disable_notify = false, &process_block)
+      def push(file_path, target_user, message, distribution_key, disable_notify = false, &process_block)
         raise NotFileExistError, 'Target file is not found' if file_path.nil? || !File.exist?(file_path)
 
         session = DeployGate::Session.new()
@@ -23,7 +24,7 @@ def push(file_path, target_user, message, disable_notify = false, &process_block
         token = session.token
 
 
-        data = API::V1::Push.upload(file_path, target_user, token, message, disable_notify) { process_block.call unless process_block.nil? }
+        data = API::V1::Push.upload(file_path, target_user, token, message, distribution_key || '', disable_notify) { process_block.call unless process_block.nil? }
         raise UploadError, data[:message] if data[:error]
 
         data
diff --git a/lib/deploygate/version.rb b/lib/deploygate/version.rb
index d4c6557..c539d95 100644
--- a/lib/deploygate/version.rb
+++ b/lib/deploygate/version.rb
@@ -1,3 +1,3 @@
 module DeployGate
-  VERSION = "0.0.5"
+  VERSION = "0.0.6"
 end
diff --git a/spec/deploygate/api/v1/push_spec.rb b/spec/deploygate/api/v1/push_spec.rb
index 34e2389..22a4293 100644
--- a/spec/deploygate/api/v1/push_spec.rb
+++ b/spec/deploygate/api/v1/push_spec.rb
@@ -21,7 +21,7 @@
           to_return(:body => response.to_json)
 
       call_process_block = false
-      results = DeployGate::API::V1::Push.upload(test_file_path, target_user, token, message)
+      results = DeployGate::API::V1::Push.upload(test_file_path, target_user, token, message, '')
       expect(results).to eq ({
                                 :error => response[:error],
                                 :message => response[:because],
@@ -46,7 +46,7 @@
           with(:headers => { 'AUTHORIZATION' => token }).
           to_return(:body => response.to_json)
 
-      results = DeployGate::API::V1::Push.upload(test_file_path, target_user, token, message)
+      results = DeployGate::API::V1::Push.upload(test_file_path, target_user, token, message, '')
       expect(results).to eq ({:error => response[:error], :message => response[:because]})
     end
   end
diff --git a/spec/deploygate/deploy_spec.rb b/spec/deploygate/deploy_spec.rb
index 5b24a19..99c9de1 100644
--- a/spec/deploygate/deploy_spec.rb
+++ b/spec/deploygate/deploy_spec.rb
@@ -5,13 +5,13 @@
         allow_any_instance_of(DeployGate::Session).to receive(:login?) { false }
 
         expect {
-          DeployGate::Deploy.push(test_file_path, 'test', 'message')
+          DeployGate::Deploy.push(test_file_path, 'test', 'message', nil)
         }.to raise_error DeployGate::Deploy::NotLoginError
       end
 
       it "NotFileExistError" do
         expect {
-          DeployGate::Deploy.push('no_file_path', 'test', 'message')
+          DeployGate::Deploy.push('no_file_path', 'test', 'message', nil)
         }.to raise_error DeployGate::Deploy::NotFileExistError
       end
 
@@ -20,7 +20,7 @@
         allow(DeployGate::API::V1::Push).to receive(:upload).and_return({:error => true, :message => 'error message'})
 
         expect {
-          DeployGate::Deploy.push(test_file_path, 'test', 'message')
+          DeployGate::Deploy.push(test_file_path, 'test', 'message', nil)
         }.to raise_error DeployGate::Deploy::UploadError
       end
     end
@@ -31,7 +31,7 @@
         allow_any_instance_of(DeployGate::Session).to receive(:login?) { true }
 
         expect {
-          DeployGate::Deploy.push(test_file_path, 'test', 'message')
+          DeployGate::Deploy.push(test_file_path, 'test', 'message', nil)
         }.not_to raise_error
       end
     end