Index: twitter/twitterbot.pl
===================================================================
--- twitter/twitterbot.pl	(revision 567a134d7d421d2c54b5fff0ed25d9a5514d2285)
+++ twitter/twitterbot.pl	(revision e0c0679773d1822a8f6f98944aeb91b9e0e001a2)
@@ -37,15 +37,12 @@
 
 my $tweets = {};
-my $tweet;
-
-$tweet = or_search($bot, $conf->{hashtag}, $stat->{search});
-if ($tweet) {
-    %$tweets = (%$tweets, %$tweet);
-}
-
-$tweet = mentions_ids($bot, $stat->{mention});
-if ($tweet) {
-    %$tweets = (%$tweets, %$tweet);
-}
+%$tweets = (
+    %$tweets,
+    %{ or_search($bot, $conf->{hashtag}, $stat->{search}) }
+);
+%$tweets = (
+    %$tweets,
+    %{ mentions_ids($bot, $stat->{mention}) }
+);
 
 foreach my $id (sort keys %$tweets) {