diff --git a/macosx/Defaults.plist b/macosx/Defaults.plist
index 17662f1ba..75621f219 100644
--- a/macosx/Defaults.plist
+++ b/macosx/Defaults.plist
@@ -40,6 +40,8 @@
 	<false/>
 	<key>RatioLimit</key>
 	<integer>2</integer>
+	<key>SUCheckAtStartup</key>
+	<false/>
 	<key>SUScheduledCheckInterval</key>
 	<integer>86400</integer>
 	<key>SavePrivateTorrent</key>