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-rw-r--r--hadrian/src/Base.hs6
1 files changed, 6 insertions, 0 deletions
diff --git a/hadrian/src/Base.hs b/hadrian/src/Base.hs
index f7f1029d4e..9e096f412b 100644
--- a/hadrian/src/Base.hs
+++ b/hadrian/src/Base.hs
@@ -1,3 +1,5 @@
+{-# LANGUAGE CPP #-}
+
module Base (
-- * General utilities
module Control.Applicative,
@@ -34,7 +36,11 @@ import Control.Monad.Reader
import Data.List.Extra
import Data.Maybe
import Data.Semigroup
+#if MIN_VERSION_shake(0,19,0)
+import Development.Shake hiding (unit, Normal)
+#else
import Development.Shake hiding (unit, (*>), Normal)
+#endif
import Development.Shake.Classes
import Development.Shake.FilePath
import Development.Shake.Util