1 files changed, 1 insertions, 0 deletions

diff --git a/adjmix/Adjmix.hs b/adjmix/Adjmix.hs
index 0545395..c2f7fee 100644
--- a/adjmix/Adjmix.hs
+++ b/adjmix/Adjmix.hs
@@ -6,6 +6,7 @@ import System.FilePath
 import System.FileLock
 
 import Data.Char
+import Data.Monoid
 
 import Trivmix.Types