diff --git a/modules/Markov.py b/modules/Markov.py
index 1b7f191..85bc7b7 100644
--- a/modules/Markov.py
+++ b/modules/Markov.py
@@ -54,7 +54,7 @@ class Markov(Module):
         # set up regexes, for replying to specific stuff
         trainpattern = '^!markov\s+train\s+(.*)$'
         learnpattern = '^!markov\s+learn\s+(.*)$'
-        replypattern = '^!markov\s+reply(\s+(.*)$|$)'
+        replypattern = '^!markov\s+reply(\s+min=(\d+))?(\s+max=(\d+))?(\s+(.*)$|$)'
 
         self.trainre = re.compile(trainpattern)
         self.learnre = re.compile(learnpattern)
@@ -148,11 +148,19 @@ class Markov(Module):
 
         match = self.replyre.search(what)
         if match:
+            min_size = 15
+            max_size = 100
+
             if match.group(2):
-                line = match.group(2)
-                return self._reply_to_line(line)
+                min_size = int(match.group(2))
+            if match.group(4):
+                max_size = int(match.group(4))
+
+            if match.group(5) != '':
+                line = match.group(6)
+                return self._reply_to_line(line, min_size=min_size, max_size=max_size)
             else:
-                return self._reply()
+                return self._reply(min_size=min_size, max_size=max_size)
 
     def _learn_line(self, line):
         """Create Markov chains from the provided line."""