diff --git a/app/build.gradle b/app/build.gradle
index 1adc4bb..bdbd01c 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,8 +10,8 @@ android {
         applicationId "com.github.axet.audiorecorder"
         minSdkVersion 9
         targetSdkVersion 23 // 24+ file:// unable to open
-        versionCode 247
-        versionName "3.1.16"
+        versionCode 248
+        versionName "3.1.17"
     }
     signingConfigs {
         release {