diff --git a/src/Cooked/Tweak.hs b/src/Cooked/Tweak.hs
index 1c0aa7c73..c1c37a74f 100644
--- a/src/Cooked/Tweak.hs
+++ b/src/Cooked/Tweak.hs
@@ -11,3 +11,4 @@ import Cooked.Tweak.Labels as X
 import Cooked.Tweak.OutPermutations as X hiding (distinctPermutations)
 import Cooked.Tweak.Signers as X
 import Cooked.Tweak.TamperDatum as X
+import Cooked.Tweak.ValidityRange as X
diff --git a/src/Cooked/Tweak/ValidityRange.hs b/src/Cooked/Tweak/ValidityRange.hs
index 9663f1663..b2ddb25cc 100644
--- a/src/Cooked/Tweak/ValidityRange.hs
+++ b/src/Cooked/Tweak/ValidityRange.hs
@@ -2,7 +2,7 @@
 module Cooked.Tweak.ValidityRange where
 
 import Control.Monad (guard, void)
-import Cooked (awaitSlot, currentSlot)
+import Cooked.MockChain (awaitSlot, currentSlot)
 import Cooked.Skeleton (txSkelValidityRangeL)
 import Cooked.Tweak.Common (MonadTweak, setTweak, viewTweak)
 import Ledger.Slot (Slot (Slot), SlotRange)