diff --git a/code/week08/cabal.project b/code/week08/cabal.project
index 17ccfce..711f268 100644
--- a/code/week08/cabal.project
+++ b/code/week08/cabal.project
@@ -25,7 +25,7 @@ source-repository-package
     plutus-use-cases
     prettyprinter-configurable
     quickcheck-dynamic
-  tag: b1894eb48d3d9c9b7acd83dd39f27b6b01d4a09e
+  tag: ae35c4b8fe66dd626679bd2951bd72190e09a123
 
 -- The following sections are copied from the 'plutus' repository cabal.project at the revision
 -- given above.
diff --git a/code/week08/src/Week08/TokenSale.hs b/code/week08/src/Week08/TokenSale.hs
index 5ad60f9..93b9b00 100644
--- a/code/week08/src/Week08/TokenSale.hs
+++ b/code/week08/src/Week08/TokenSale.hs
@@ -38,7 +38,7 @@ import           Ledger.Ada                   as Ada
 import           Ledger.Constraints           as Constraints
 import qualified Ledger.Typed.Scripts         as Scripts
 import           Ledger.Value
-import           Prelude                      (Semigroup (..))
+import           Prelude                      (Semigroup (..), Show (..), uncurry)
 import qualified Prelude
 
 data TokenSale = TokenSale
diff --git a/code/week08/src/Week08/TraceTokenSale.hs b/code/week08/src/Week08/TraceTokenSale.hs
index c7e1a68..36e1990 100644
--- a/code/week08/src/Week08/TraceTokenSale.hs
+++ b/code/week08/src/Week08/TraceTokenSale.hs
@@ -24,6 +24,7 @@ import           Ledger.Value
 import           Ledger.Ada                 as Ada
 import           Plutus.Trace.Emulator      as Emulator
 import           PlutusTx.Prelude
+import           Prelude                    (IO, String, Show (..))
 import           Wallet.Emulator.Wallet
 
 import           Week08.TokenSale