1 files changed, 2 insertions, 1 deletions
diff --git a/pkgs/development/libraries/haskell/yap/default.nix b/pkgs/development/libraries/haskell/yap/default.nix
index 62dc82b106852..03508019b9c1f 100644
--- a/pkgs/development/libraries/haskell/yap/default.nix
+++ b/pkgs/development/libraries/haskell/yap/default.nix
@@ -1,9 +1,10 @@
-{ cabal }:
+{ cabal, Cabal }:
 
 cabal.mkDerivation (self: {
   pname = "yap";
   version = "0.2";
   sha256 = "14lq549jhgnf51pgy1jv31ik8qx71yl7d53w8dpq1f9mlsn1g16i";
+  buildDepends = [ Cabal ];
   meta = {
     description = "yet another prelude - a simplistic refactoring with algebraic classes";
     license = self.stdenv.lib.licenses.bsd3;