diff --git a/ultrasonic/build.gradle b/ultrasonic/build.gradle
index 415ea07a..82e7964a 100644
--- a/ultrasonic/build.gradle
+++ b/ultrasonic/build.gradle
@@ -9,8 +9,8 @@ android {
 
     defaultConfig {
         applicationId "org.moire.ultrasonic"
-        versionCode 83
-        versionName "2.16.0"
+        versionCode 84
+        versionName "2.17.0"
 
         minSdkVersion versions.minSdk
         targetSdkVersion versions.targetSdk