diff --git a/app/build.gradle b/app/build.gradle
index 036788da..5b4cb445 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -33,8 +33,8 @@ android {
         applicationId "org.solovyev.android.calculator"
         minSdkVersion versions.sdk.min
         targetSdkVersion versions.sdk.target
-        versionCode 158
-        versionName '2.3.0'
+        versionCode 159
+        versionName '2.3.1'
         testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
     }
     buildFeatures {