diff --git a/flake.nix b/flake.nix
index 153768b55982c4d870e328e9a17415bdc6a99eb5..8c70ef15153e6a444c51dee6bd182192295cb18f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -83,8 +83,6 @@
               # headers and stuff.
               export PKG_CONFIG_PATH=${pkgs.lib.makeSearchPath "lib/pkgconfig" [pkgs.zlib.dev]}
 
-              find .
-              ghc-pkg check --package-db .cabal/store/ghc-8.10.7/package.db
               cabal update hackage.haskell.org
               cabal run tests
             '';