diff --git a/plugins/Filter/plugin.py b/plugins/Filter/plugin.py
index 29e38a2e7..a687be850 100644
--- a/plugins/Filter/plugin.py
+++ b/plugins/Filter/plugin.py
@@ -756,13 +756,13 @@ class Filter(callbacks.Plugin):
     vowelrot = wrap(vowelrot, ['text'])
 
 
-    _uwure = re.compile('[lr]')
+    _uwutrans = utils.str.MultipleReplacer(dict(list(zip('lrLR', 'wwWW'))))
     def uwu(self, irc, msg, args, text):
         """<text>
 
         Returns <text> in uwu-speak.
         """
-        text = self._uwure.sub('w', text)
+        text = self._uwutrans(text)
         text += random.choice([''] * 10 + [' uwu', ' UwU', ' owo', ' OwO'])
         irc.reply(text)
     uwu = wrap(uwu, ['text'])
diff --git a/plugins/Filter/test.py b/plugins/Filter/test.py
index a038178c2..8cf6ffe2e 100644
--- a/plugins/Filter/test.py
+++ b/plugins/Filter/test.py
@@ -179,5 +179,6 @@ class FilterTest(ChannelPluginTestCase):
     def testUwu(self):
         for _ in range(100):
             self.assertRegexp('uwu foo bar baz', 'foo baw baz( [uoUO]w[uoUO])?')
+        self.assertRegexp('uwu FOO BAR BAZ', 'FOO BAW BAZ( [uoUO]w[uoUO])?')
 
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