diff --git a/patches/10-pro.diff b/patches/10-pro.diff
index c5ac23c..c664314 100644
--- a/patches/10-pro.diff
+++ b/patches/10-pro.diff
@@ -1,6 +1,6 @@
---- app/src/play/java/eu/faircode/email/ActivityBilling.java	2020-08-15 10:33:56.000000000 +0000
-+++ app/src/play/java/eu/faircode/email/ActivityBilling.java	2020-08-15 10:33:56.000000000 +0000
-@@ -192,10 +192,7 @@
+--- app/src/play/java/eu/faircode/email/ActivityBilling.java	2020-08-30 11:37:31.000000000 +0000
++++ app/src/play/java/eu/faircode/email/ActivityBilling.java	2020-08-30 17:14:51.498662023 +0000
+@@ -196,10 +196,11 @@
      }
  
      static boolean isPro(Context context) {
@@ -8,6 +8,10 @@
 -            return true;
 -        return PreferenceManager.getDefaultSharedPreferences(context)
 -                .getBoolean("pro", false);
++        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
++        if (!prefs.getBoolean("pro", false)) {
++            prefs.edit().putBoolean("pro", true).commit();
++        }
 +        return true;
      }