diff --git a/mobile/build.gradle b/mobile/build.gradle
index bdf7fe0f..f5c2d57e 100644
--- a/mobile/build.gradle
+++ b/mobile/build.gradle
@@ -10,8 +10,8 @@ android {
         minSdkVersion 21
         targetSdkVersion 27
         resConfigs "zh-rCN"
-        versionCode 12
-        versionName "1.1.4"
+        versionCode 13
+        versionName "1.1.5"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
     buildTypes {