diff --git a/Jeopardy/plugin.py b/Jeopardy/plugin.py
index 25eb13f..36af8f3 100644
--- a/Jeopardy/plugin.py
+++ b/Jeopardy/plugin.py
@@ -289,8 +289,8 @@ class Jeopardy(callbacks.Plugin):
             channel = msg.args[0]
             correct = False
             for ans in self.a:
-                guess = re.sub('[^a-zA-Z]+', '', msg.args[1]).lower()
-                answer = re.sub('[^a-zA-Z]+', '', ans).lower()
+                guess = re.sub('[^a-zA-Z0-9]+', '', msg.args[1]).lower()
+                answer = re.sub('[^a-zA-Z0-9]+', '', ans).lower()
                 dist = self.DL(guess, answer)
                 flexibility = self.registryValue('flexibility', self.channel)
                 if dist <= len(ans) / flexibility: