diff --git a/build/build.py b/build/build.py
index c6c7f51..f4a7122 100644
--- a/build/build.py
+++ b/build/build.py
@@ -258,8 +258,8 @@ def make_options():
         add_split('version [build every release]')
         add_option('x64', 'ver', 'Update version setting')
         add_split('client side')
-        add_option('x64', 'assist-exe', 'Assist Execute [%s]' % ctx.target_path)
-        add_option('x64', 'assist-installer', 'Assist Installer')
+        add_option('x64', 'client', 'Assist Execute [%s]' % ctx.target_path)
+        add_option('x64', 'client-installer', 'Assist Installer')
         add_split('clear')
         add_option('x86', 'clear-ext-client', 'Clear external libraries for client')
     else:
diff --git a/build/builder/build-external.py b/build/builder/build-external.py
index 1ca3d57..26ef5d6 100644
--- a/build/builder/build-external.py
+++ b/build/builder/build-external.py
@@ -934,6 +934,8 @@ def main():
     elif command == 'ext-server':
         builder.prepare_python()
         builder.build_mbedtls()
+        builder.build_jsoncpp()
+        builder.build_mongoose()
         builder.build_libuv()
         builder.build_zlib()
         builder.build_libssh()
diff --git a/build/builder/core/env.py b/build/builder/core/env.py
index e9680d8..bf51ab0 100644
--- a/build/builder/core/env.py
+++ b/build/builder/core/env.py
@@ -187,8 +187,8 @@ class Env(object):
                     cc.e(' - can not locate `cmake`, so I can not build binary from source.')
 
         elif self.is_macos:
-            if 'qt' in _tmp:
-                self.qt = _tmp['qt']
+            if 'qt_path' in _tmp:
+                self.qt = _tmp['qt_path']
             else:
                 self.qt = None
 
diff --git a/client/tp_assist_macos/src/TP-Assist-Info.plist b/client/tp_assist_macos/src/TP-Assist-Info.plist
index 1df91ea..de9fa1d 100644
--- a/client/tp_assist_macos/src/TP-Assist-Info.plist
+++ b/client/tp_assist_macos/src/TP-Assist-Info.plist
@@ -31,7 +31,7 @@
 	<key>NSAppleEventsUsageDescription</key>
 	<string></string>
 	<key>NSHumanReadableCopyright</key>
-	<string>Copyright © 2017~2019, tp4a.com. All rights reserved.</string>
+	<string>Copyright © 2017~2020, tp4a.com. All rights reserved.</string>
 	<key>NSMainNibFile</key>
 	<string>MainMenu</string>
 	<key>NSPrincipalClass</key>
diff --git a/client/tp_assist_macos/src/zh-Hans.lproj/Localizable.strings b/client/tp_assist_macos/src/zh-Hans.lproj/Localizable.strings
index 9ebc70b..5b7dcf7 100644
--- a/client/tp_assist_macos/src/zh-Hans.lproj/Localizable.strings
+++ b/client/tp_assist_macos/src/zh-Hans.lproj/Localizable.strings
@@ -15,5 +15,5 @@
 "about " = "关于 ";
 "version" = "";
 "app_full_name" = "Teleport助手";
-"copyright" = "© 2017~2019，tp4a.com。保留所有权利。";
+"copyright" = "© 2017~2020，tp4a.com。保留所有权利。";
 "visit_tp4a_website" = "访问 Teleport 网站";