diff --git a/astrid/plugin-src/com/todoroo/astrid/actfm/sync/ActFmSyncService.java b/astrid/plugin-src/com/todoroo/astrid/actfm/sync/ActFmSyncService.java
index 656c4e58e..ad5e8c35b 100644
--- a/astrid/plugin-src/com/todoroo/astrid/actfm/sync/ActFmSyncService.java
+++ b/astrid/plugin-src/com/todoroo/astrid/actfm/sync/ActFmSyncService.java
@@ -962,7 +962,7 @@ public final class ActFmSyncService {
         String purchaseToken = Preferences.getStringValue(BillingConstants.PREF_PURCHASE_TOKEN);
         String productId = Preferences.getStringValue(BillingConstants.PREF_PRODUCT_ID);
         try {
-            actFmInvoker.invoke("premium_update_android", "purchaseToken", purchaseToken, "productId", productId);
+            actFmInvoker.invoke("premium_update_android", "purchase_token", purchaseToken, "product_id", productId);
             Preferences.setBoolean(BillingConstants.PREF_NEEDS_SERVER_UPDATE, false);
             if (onSuccess != null)
                 onSuccess.run();
diff --git a/astrid/src/com/todoroo/astrid/billing/BillingActivity.java b/astrid/src/com/todoroo/astrid/billing/BillingActivity.java
index 5aa261019..2deb72b08 100644
--- a/astrid/src/com/todoroo/astrid/billing/BillingActivity.java
+++ b/astrid/src/com/todoroo/astrid/billing/BillingActivity.java
@@ -235,12 +235,22 @@ public class BillingActivity extends Activity {
                             @Override
                             public void run() {
                                 Preferences.setBoolean(ActFmPreferenceService.PREF_PREMIUM, true);
-                                Toast.makeText(BillingActivity.this, R.string.premium_success, Toast.LENGTH_LONG).show();
+                                runOnUiThread(new Runnable() {
+                                    @Override
+                                    public void run() {
+                                        Toast.makeText(BillingActivity.this, R.string.premium_success, Toast.LENGTH_LONG).show();
+                                    }
+                                });
                             }
                         }, new Runnable() {
                             @Override
                             public void run() {
-                                Toast.makeText(BillingActivity.this, R.string.premium_success_with_server_error, Toast.LENGTH_LONG).show();
+                                runOnUiThread(new Runnable() {
+                                    @Override
+                                    public void run() {
+                                        Toast.makeText(BillingActivity.this, R.string.premium_success_with_server_error, Toast.LENGTH_LONG).show();
+                                    }
+                                });
                             }
                         });
                     }