diff --git a/app/build.gradle b/app/build.gradle
index 8c8f64c..29c964d 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,7 +10,7 @@ android {
         compileSdk 33
         minSdkVersion 33
         targetSdkVersion 33
-        versionCode 3
+        versionCode 4
         versionName "1.0"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
@@ -29,7 +29,7 @@ android {
 
     buildTypes {
         release {
-            minifyEnabled false
+            minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }