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-rw-r--r--pkgs/development/haskell-modules/configuration-hackage2nix/main.yaml1
1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/development/haskell-modules/configuration-hackage2nix/main.yaml b/pkgs/development/haskell-modules/configuration-hackage2nix/main.yaml
index 21009fa9cb2..ca5decb685b 100644
--- a/pkgs/development/haskell-modules/configuration-hackage2nix/main.yaml
+++ b/pkgs/development/haskell-modules/configuration-hackage2nix/main.yaml
@@ -161,6 +161,7 @@ extra-packages:
   - vty == 5.35.1                       # 2022-07-08: needed for glirc-2.39.0.1
   - weeder == 2.2.*                     # 2022-02-21: preserve for GHC 8.10.7
   - weeder == 2.3.*                     # 2022-05-31: preserve for GHC 9.0.2
+  - ghc-exactprint == 1.5.0             # 2022-10-06: newer versions of ghc-exactprint require ghc 9.4.2
 
 package-maintainers:
   abbradar: