diff --git a/.travis.yml b/.travis.yml
index e473460..6588614 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -36,7 +36,7 @@ deploy:
   skip_cleanup: true
   api_key:
     secure: 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
-  file: $TRAVIS_BUILD_DIR/android/app/build/outputs/apk/app-release-unsigned.apk
+  file: $TRAVIS_BUILD_DIR/android/app/build/outputs/apk/app-release.apk
   on:
     repo: phodal/growth-ng
     tags: true
diff --git a/README.md b/README.md
index e2378ba..3ffdd13 100644
--- a/README.md
+++ b/README.md
@@ -54,6 +54,12 @@ Join us
 
 示例 2，``[SkillTree] detail: add link data``。其中的 ``SkillTree`` 表示修改的是技能树 Tab 下的内容，``detail`` 则表示修改的是详情页，``add link data`` 则表示是添加了技能的数据
 
+### 打包
+
+项目自带的 keystore 是用下面命令生成的，仅用于测试：
+
+> $ keytool -genkey -v -keystore my-release-key.keystore -alias my-key-alias -keyalg RSA -keysize 2048 -validity 10000
+
 Documents
 ---
 
diff --git a/android/app/build.gradle b/android/app/build.gradle
index 7e32cb2..d801517 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -104,9 +104,18 @@ android {
             include "armeabi-v7a", "x86"
         }
     }
+    signingConfigs {
+        release {
+            storeFile file("my-release-key.ks")
+            storePassword "phodal"
+            keyAlias "my-key-alias"
+            keyPassword "phodal"
+        }
+    }
     buildTypes {
         release {
             minifyEnabled enableProguardInReleaseBuilds
+            signingConfig signingConfigs.release
             proguardFiles getDefaultProguardFile("proguard-android.txt"), "proguard-rules.pro"
         }
     }
diff --git a/android/app/my-release-key.ks b/android/app/my-release-key.ks
new file mode 100644
index 0000000..9ba071f
Binary files /dev/null and b/android/app/my-release-key.ks differ