diff --git a/suffixes.hs b/suffixes.hs
index 5955793..fb84ecb 100644
--- a/suffixes.hs
+++ b/suffixes.hs
@@ -1,8 +1,6 @@
 #! /usr/bin/env runghc
 
 import qualified Data.List as L
-import qualified Data.Function as F
-import Control.Monad
 
 {-
  - Construct a suffix tree of a given word