diff --git a/app/src/main/java/com/nextcloud/talk/activities/MainActivity.kt b/app/src/main/java/com/nextcloud/talk/activities/MainActivity.kt
index bb67ff85af..065851f660 100644
--- a/app/src/main/java/com/nextcloud/talk/activities/MainActivity.kt
+++ b/app/src/main/java/com/nextcloud/talk/activities/MainActivity.kt
@@ -21,6 +21,7 @@ import androidx.activity.OnBackPressedCallback
 import androidx.core.net.toUri
 import autodagger.AutoInjector
 import com.google.android.material.snackbar.Snackbar
+import com.nextcloud.talk.BuildConfig
 import com.nextcloud.talk.R
 import com.nextcloud.talk.account.BrowserLoginActivity
 import com.nextcloud.talk.account.ServerSelectionActivity
@@ -78,6 +79,10 @@ class MainActivity :
 
         super.onCreate(savedInstanceState)
 
+        if (BuildConfig.DEBUG) {
+            Toast.makeText(this, "Build flavor: " + BuildConfig.FLAVOR, Toast.LENGTH_LONG).show()
+        }
+
         // Set the default theme to replace the launch screen theme.
         setTheme(R.style.AppTheme)
         binding = ActivityMainBinding.inflate(layoutInflater)