diff --git a/src/main/kotlin/com/michatec/store/MainApplication.kt b/src/main/kotlin/com/michatec/store/MainApplication.kt
index c08eb6b..584331e 100644
--- a/src/main/kotlin/com/michatec/store/MainApplication.kt
+++ b/src/main/kotlin/com/michatec/store/MainApplication.kt
@@ -27,6 +27,7 @@ import com.michatec.store.utility.Utils
 import com.michatec.store.utility.extension.android.*
 import java.net.InetSocketAddress
 import java.net.Proxy
+import org.woheller69.freeDroidWarn.FreeDroidWarn;
 
 class MainApplication: Application() {
   private fun PackageInfo.toInstalledItem(): InstalledItem {
@@ -42,7 +43,8 @@ class MainApplication: Application() {
 
   override fun onCreate() {
     super.onCreate()
-
+    FreeDroidWarn.showWarningOnUpgrade(this, BuildConfig.VERSION_CODE);
+    
     val databaseUpdated = Database.init(this)
     Preferences.init(this)
     ProductPreferences.init(this)