2 files changed, 2 insertions, 11 deletions
diff --git a/users/Profpatsch/cas-serve/cas-serve.cabal b/users/Profpatsch/cas-serve/cas-serve.cabal
index 8740e8737de8..98a5ba1064b1 100644
--- a/users/Profpatsch/cas-serve/cas-serve.cabal
+++ b/users/Profpatsch/cas-serve/cas-serve.cabal
@@ -8,7 +8,7 @@ executable cas-serve
     main-is:          CasServe.hs
 
     build-depends:
-        base ^>=4.15.1.0,
+        base >=4.15 && <5,
         text,
         sqlite-simple,
         http-types,
diff --git a/users/Profpatsch/cas-serve/default.nix b/users/Profpatsch/cas-serve/default.nix
index 2236e92c8e13..b25a5ac04414 100644
--- a/users/Profpatsch/cas-serve/default.nix
+++ b/users/Profpatsch/cas-serve/default.nix
@@ -7,17 +7,8 @@ let
         pkgs.haskellPackages.wai
         pkgs.haskellPackages.warp
         pkgs.haskellPackages.sqlite-simple
+        pkgs.haskellPackages.superrecord
         depot.users.Profpatsch.my-prelude
-        (pkgs.haskell.lib.dontCheck
-          (pkgs.haskell.lib.overrideSrc pkgs.haskellPackages.superrecord {
-            src = pkgs.fetchFromGitHub {
-              owner = "Profpatsch";
-              repo = "superrecord";
-              rev = "c00e933f582e3fb8d209f6cece91d464faf09082";
-              sha256 = "sha256-UQ2wCoBpUEPcRsI7wNOFGH+vceKF4dcbbGHFVVTkOWw=";
-            };
-          }))
-
       ];
       ghcArgs = [ "-threaded" ];