diff --git a/diaspora/diaspora.php b/diaspora/diaspora.php
index bd09a282..7aebb600 100644
--- a/diaspora/diaspora.php
+++ b/diaspora/diaspora.php
@@ -242,7 +242,7 @@ function diaspora_settings(App $a, &$s)
 
 function diaspora_settings_post(App $a, &$b)
 {
-	if (!empty($_POST['diaspora-submit]')) {
+	if (!empty($_POST['diaspora-submit'])) {
 		PConfig::set(local_user(),'diaspora', 'post'           , intval($_POST['diaspora']));
 		PConfig::set(local_user(),'diaspora', 'post_by_default', intval($_POST['diaspora_bydefault']));
 		PConfig::set(local_user(),'diaspora', 'handle'         , trim($_POST['handle']));