diff --git a/app/src/main/java/com/droiddeck/launcher/SessionActivity.kt b/app/src/main/java/com/droiddeck/launcher/SessionActivity.kt
index e000581a2..43f526016 100644
--- a/app/src/main/java/com/droiddeck/launcher/SessionActivity.kt
+++ b/app/src/main/java/com/droiddeck/launcher/SessionActivity.kt
@@ -237,7 +237,7 @@ class SessionActivity : ComponentActivity(), SurfaceHolder.Callback {
             val needRuntime = com.droiddeck.launcher.runtime.LinuxRuntimeInstaller.installedVersion(this) == null
             val needDesktop = intent.getStringExtra(SessionService.EXTRA_MODE) == SessionService.MODE_DESKTOP &&
                 !com.droiddeck.launcher.runtime.DesktopCatalog.desktopInstalled(this)
-            val needProton = intent.getStringExtra(SessionService.EXTRA_MODE) == SessionService.MODE_STEAM &&
+            val needProton = (intent.getStringExtra(SessionService.EXTRA_MODE) ?: SessionService.MODE_STEAM) == SessionService.MODE_STEAM &&
                 com.droiddeck.launcher.runtime.DesktopCatalog.protonSeedNeeded(this)
             if (needRuntime || needDesktop || needProton) installThenStart(needRuntime, needDesktop, needProton)
         }