diff --git a/osx/auto-update/sparkle-auto-update.mm b/osx/auto-update/sparkle-auto-update.mm
index 9429892..ef59657 100644
--- a/osx/auto-update/sparkle-auto-update.mm
+++ b/osx/auto-update/sparkle-auto-update.mm
@@ -34,7 +34,6 @@
 {
   d = new Private;
   d->updater = [[SUUpdater sharedUpdater] retain];
-  // [d->updater setAutomaticallyChecksForUpdates:YES];
   NSURL *url = [NSURL URLWithString: [NSString stringWithUTF8String: updateUrl.toUtf8().data()]];
   [d->updater setFeedURL: url];
 }
@@ -48,6 +47,7 @@
 
 void SparkleAutoUpdate::checkForUpdates()
 {
-  [d->updater checkForUpdatesInBackground];
+  //[d->updater checkForUpdatesInBackground];
+  [d->updater checkForUpdates : nil];
   printf("++++++++ checking update ++++++\n");
 }
diff --git a/wscript b/wscript
index 8fd2b02..03e23b3 100644
--- a/wscript
+++ b/wscript
@@ -231,6 +231,10 @@
     <string>1</string>
     <key>SUPublicDSAKeyFile</key>
     <string>dsa_pub.pem</string>
+    <key>SUEnableAutomaticChecks</key>
+    <Boolean>YES</Boolean>
+    <key>SUScheduledCheckInterval</key>
+    <Number>86400</Number>
 </dict>
 </plist>'''
         qt.mac_app = "ChronoShare.app"