diff --git a/README-CN.md b/README-CN.md
index 6f13bb2474a4987e07bb15af1b8e32b178eace04..5fe2edaeb86eee7cf4ee6ae5f0415374ecdb22a5 100644
--- a/README-CN.md
+++ b/README-CN.md
@@ -41,7 +41,7 @@
 
 [logo]: https://raw.githubusercontent.com/Blankj/AndroidUtilCode/master/art/logo.png
 
-[aucsvg]: https://img.shields.io/badge/AndroidUtilCode-v1.13.8-brightgreen.svg
+[aucsvg]: https://img.shields.io/badge/AndroidUtilCode-v1.13.9-brightgreen.svg
 [auc]: https://github.com/Blankj/AndroidUtilCode
 
 [apisvg]: https://img.shields.io/badge/API-14+-brightgreen.svg
diff --git a/README.md b/README.md
index 991de2fc9886acfabb457ea03e7df3f4448ffb4e..36640823ba209620acaf5806563b5df54ed1de9e 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ If this project helps you a lot and you want to support the project's developmen
 
 [logo]: https://raw.githubusercontent.com/Blankj/AndroidUtilCode/master/art/logo.png
 
-[aucsvg]: https://img.shields.io/badge/AndroidUtilCode-v1.13.8-brightgreen.svg
+[aucsvg]: https://img.shields.io/badge/AndroidUtilCode-v1.13.9-brightgreen.svg
 [auc]: https://github.com/Blankj/AndroidUtilCode
 
 [apisvg]: https://img.shields.io/badge/API-14+-brightgreen.svg
diff --git a/app/build.gradle b/app/build.gradle
index 390cab478e3bded82c5f2b90764d836d11dab78b..c7f4988d7d02afad0c90f22ba9cf4b795ee1edf0 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -57,7 +57,7 @@ dependencies {
     // LeakCanary
     debugImplementation "com.squareup.leakcanary:leakcanary-android:$leakcanary_version"
     releaseImplementation "com.squareup.leakcanary:leakcanary-android-no-op:$leakcanary_version"
-//    implementation 'com.blankj:utilcode:1.13.8'
+//    implementation 'com.blankj:utilcode:1.13.9'
 }
 
 
diff --git a/build.gradle b/build.gradle
index 542ac3e1220e87ea19af47e7d888f589ed5316ed..be3750756524539ff965af576b247a0d5729ae32 100644
--- a/build.gradle
+++ b/build.gradle
@@ -33,8 +33,8 @@ ext {
     min_sdk_version = 14
     target_sdk_version = 27
 
-    version_code = 1_013_008
-    version_name = '1.13.8'// E.g 1.9.72 => 1,009,072
+    version_code = 1_013_009
+    version_name = '1.13.9'// E.g 1.9.72 => 1,009,072
 
     // App dependencies
     support_version = '27.1.0'
diff --git a/update_log.md b/update_log.md
index 3b0953a82b1d81e34f47dc7e87ec31e5cb3ce83c..568215200ec32af55d74ccf964f2c9f950874c15 100644
--- a/update_log.md
+++ b/update_log.md
@@ -1,3 +1,4 @@
+* 18/04/09 修复静默安装重载错误，发布 1.13.9 版本
 * 18/04/08 修复获取栈顶 Activity 链表为空的异常，获取栈顶 Activity 放到 Utils 中，发布 1.13.8 版本
 * 18/04/06 新增 GsonUtils 及单元测试
 * 18/04/05 完善 README 文档
diff --git a/utilcode/README-CN.md b/utilcode/README-CN.md
index f3e808e676f0b8b72cf5eef45dfde5f1c0dae470..b9a7f9c14dca3d5484f7fea9ea4fa2d6e9161e25 100644
--- a/utilcode/README-CN.md
+++ b/utilcode/README-CN.md
@@ -2,7 +2,7 @@
 
 Gradle:
 ```groovy
-compile 'com.blankj:utilcode:1.13.8'
+compile 'com.blankj:utilcode:1.13.9'
 ```
 
 
diff --git a/utilcode/README.md b/utilcode/README.md
index f42c88d1f50856c6113a41c05970779f8952e7b7..05e79ad2dfabb583396fe62db7984fc9fc77102d 100644
--- a/utilcode/README.md
+++ b/utilcode/README.md
@@ -2,7 +2,7 @@
 
 Gradle:
 ```groovy
-compile 'com.blankj:utilcode:1.13.8'
+compile 'com.blankj:utilcode:1.13.9'
 ```
 
 
diff --git a/utilcode/src/main/java/com/blankj/utilcode/util/AppUtils.java b/utilcode/src/main/java/com/blankj/utilcode/util/AppUtils.java
index 023d661677ddf2c64ddab9668564e466ff51e4c5..bf0ae53380cbe51e87d64314cdd6f4d1ac63406f 100644
--- a/utilcode/src/main/java/com/blankj/utilcode/util/AppUtils.java
+++ b/utilcode/src/main/java/com/blankj/utilcode/util/AppUtils.java
@@ -136,7 +136,7 @@ public final class AppUtils {
      * @return {@code true}: success<br>{@code false}: fail
      */
     public static boolean installAppSilent(final String filePath, final String params) {
-        return installAppSilent(getFileByPath(filePath), null);
+        return installAppSilent(getFileByPath(filePath), params);
     }
 
     /**