diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
index e012b8317b5..03793960da9 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
@@ -61,7 +61,7 @@ self: super: {
   hslua-module-text = self.hslua-module-text_0_2_0;
   hspec = self.hspec_2_5_9;
   hspec-core = self.hspec-core_2_5_9;
-  hspec-discover = self.hspec-discover_2_5_8;
+  hspec-discover = self.hspec-discover_2_5_9;
   hspec-megaparsec = doJailbreak super.hspec-megaparsec;  # newer versions need megaparsec 7.x
   hspec-meta = self.hspec-meta_2_5_6;
   JuicyPixels = self.JuicyPixels_3_3_2;