1 files changed, 3 insertions, 17 deletions
diff --git a/nixpkgs/pkgs/development/compilers/scryer-prolog/default.nix b/nixpkgs/pkgs/development/compilers/scryer-prolog/default.nix
index 45d7ea21749b..a0247c265e80 100644
--- a/nixpkgs/pkgs/development/compilers/scryer-prolog/default.nix
+++ b/nixpkgs/pkgs/development/compilers/scryer-prolog/default.nix
@@ -1,7 +1,6 @@
 { lib
 , rustPlatform
 , fetchFromGitHub
-, fetchpatch
 , pkg-config
 , openssl
 , gmp
@@ -12,29 +11,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "scryer-prolog";
-  version = "0.9.3";
+  version = "0.9.4";
 
   src = fetchFromGitHub {
     owner = "mthom";
     repo = "scryer-prolog";
     rev = "v${version}";
-    hash = "sha256-0J69Zl+ONvR6T+xf2YeShwn3/JWOHyFHLpNFwmEaIOI=";
+    hash = "sha256-0c0MsjrHRitg+5VEHB9/iSuiqcPztF+2inDZa9fQpwU=";
   };
 
-  patches = [
-    (fetchpatch {
-      name = "cargo-lock-version-bump.patch";
-      url = "https://github.com/mthom/scryer-prolog/commit/d6fe5b5aaddb9886a8a34841a65cb28c317c2913.patch";
-      hash = "sha256-xkGsjVV/FcyZXGkI84FlqcRIuDM7isCCWZ1sbKql7es=";
-    })
-  ];
-
-  cargoLock = {
-    lockFile = ./Cargo.lock;
-    outputHashes = {
-      "modular-bitfield-0.11.2" = "sha256-vcx+xt5owZVWOlKwudAr0EB1zlLLL5pVfWokw034BQI=";
-    };
-  };
+  cargoSha256 = "sha256-q8s6HAJhKnMhsgZk5plR+ar3CpLKNqjrD14roDWLwfo=";
 
   nativeBuildInputs = [ pkg-config ];
   buildInputs = [ openssl gmp libmpc mpfr ];