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-rw-r--r--Utility/QuickCheck.hs2
1 files changed, 2 insertions, 0 deletions
diff --git a/Utility/QuickCheck.hs b/Utility/QuickCheck.hs
index 369ef199d..0181ea950 100644
--- a/Utility/QuickCheck.hs
+++ b/Utility/QuickCheck.hs
@@ -16,8 +16,10 @@ module Utility.QuickCheck
import Test.QuickCheck as X
import Data.Time.Clock.POSIX
import System.Posix.Types
+#if ! MIN_VERSION_QuickCheck(2,8,2)
import qualified Data.Map as M
import qualified Data.Set as S
+#endif
import Control.Applicative
import Prelude