diff --git a/pkgs/development/haskell-modules/configuration-ghc-9.4.x.nix b/pkgs/development/haskell-modules/configuration-ghc-9.4.x.nix
index 7673e54c2e74..a22017cbca7f 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-9.4.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-9.4.x.nix
@@ -98,6 +98,9 @@ self: super: {
   # 2022-08-01: Tests are broken on ghc 9.2.4: https://github.com/wz1000/HieDb/issues/46
   hiedb = dontCheck super.hiedb;
 
+  # Tests require skeletest which doesn't support GHC 9.4
+  toml-reader = dontCheck super.toml-reader;
+
   # 2022-10-06: https://gitlab.haskell.org/ghc/ghc/-/issues/22260
   ghc-check = dontHaddock super.ghc-check;
 
diff --git a/pkgs/development/haskell-modules/configuration-ghc-9.6.x.nix b/pkgs/development/haskell-modules/configuration-ghc-9.6.x.nix
index 351f10d84bae..1d6277624b85 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-9.6.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-9.6.x.nix
@@ -148,6 +148,9 @@ in
   # Tests require nothunks < 0.3 (conflicting with Stackage) for GHC < 9.8
   aeson = dontCheck super.aeson;
 
+  # Tests require skeletest which no longer supports GHC 9.6
+  toml-reader = dontCheck super.toml-reader;
+
   # Apply patch from PR with mtl-2.3 fix.
   ConfigFile = overrideCabal (drv: {
     editedCabalFile = null;