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-rw-r--r--source/Base.hs1
1 files changed, 1 insertions, 0 deletions
diff --git a/source/Base.hs b/source/Base.hs
index 1068684..e7b827f 100644
--- a/source/Base.hs
+++ b/source/Base.hs
@@ -19,6 +19,7 @@ import Prelude as Export hiding
import Control.Applicative as Export hiding (some)
import Control.Applicative qualified as Applicative
+import Control.Monad
import Control.Monad.IO.Class as Export
import Control.Monad.State
import Data.Containers.ListUtils as Export (nubOrd) -- Faster than `nub`.