diff --git a/default.nix b/default.nix
index 06948ba..f719444 100644
--- a/default.nix
+++ b/default.nix
@@ -1,48 +1,73 @@
 self: super: {
-  surrealdb = {
-    "1.4.2" = let
-      inherit (super.stdenv.hostPlatform) system;
-      rpath = super.lib.makeLibraryPath [ super.pkgs.gcc-unwrapped ];
-    in super.stdenv.mkDerivation rec {
-      pname = "surrealdb";
-      version = "1.4.2";
-
-      src = {
-        x86_64-linux = super.fetchurl {
-          url =
-            "https://github.com/surrealdb/surrealdb/releases/download/v${version}/surreal-v${version}.linux-amd64.tgz";
-          hash = "sha256-JaHfiAZFgKP5RS0GCQBakYKHPnIqOtds1J65yTznGoI=";
-        };
-        aarch64-linux = super.fetchurl {
-          url =
-            "https://github.com/surrealdb/surrealdb/releases/download/v${version}/surreal-v${version}.linux-arm64.tgz";
-          hash = "sha256-hlMtgEaonW41TTd2Ilrx3oXY5mdnZjfccPmg4x/6qnU=";
-        };
-      }.${system};
+  surrealdb = let
+    pname = "surrealdb";
+    inherit (super.stdenv.hostPlatform) system;
+    rpath = super.lib.makeLibraryPath [ super.pkgs.gcc-unwrapped ];
+
+    releases = builtins.fromJSON (builtins.readFile ./sources.json);
+    assets = builtins.concatMap (release: release.assets) releases;
+    downloadURLs = builtins.map (asset: asset.browser_download_url) assets;
+
+    x86_64-linuxURLs =
+      builtins.filter (link: super.lib.strings.hasInfix "linux-amd" link)
+      downloadURLs;
+    aarch64-linuxURLs =
+      builtins.filter (link: super.lib.strings.hasInfix "linux-arm64" link)
+      downloadURLs;
+    x86_64-linuxUrlFetcher = version:
+      builtins.head
+      (builtins.filter (url: super.lib.strings.hasInfix version url)
+        x86_64-linuxURLs);
+    aarch64-linuxUrlFetcher = version:
+      builtins.head
+      (builtins.filter (url: super.lib.strings.hasInfix version url)
+        aarch64-linuxURLs);
 
-      sourceRoot = ".";
+    mkBinaryInstall = version: x86_64-linuxHash: aarch64-linuxHash:
+      super.stdenv.mkDerivation rec {
+        inherit pname version;
 
-      installPhase = ''
-        runHook preInstall
+        src = {
+          x86_64-linux = super.fetchurl {
+            url = x86_64-linuxUrlFetcher version;
+            hash = x86_64-linuxHash;
+          };
+          aarch64-linux = super.fetchurl {
+            url = aarch64-linuxUrlFetcher version;
+            hash = aarch64-linuxHash;
+          };
+        }.${system};
 
-        mkdir -p $out/bin
-        cp surreal $out/bin/surreal
+        sourceRoot = ".";
 
-        runHook postInstall
-      '';
+        installPhase = ''
+          runHook preInstall
 
-      postFixup = ''
-        patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" "$out/bin/surreal" || true
-        patchelf --set-rpath ${rpath} "$out/bin/surreal" || true
-      '';
+          mkdir -p $out/bin
+          cp surreal $out/bin/surreal
 
-      meta = with super.lib; {
-        description =
-          "A scalable, distributed, collaborative, document-graph database, for the realtime web";
-        homepage = "https://surrealdb.com/";
-        mainProgram = "surreal";
-        license = licenses.bsl11;
+          runHook postInstall
+        '';
+
+        postFixup = ''
+          patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" "$out/bin/surreal" || true
+          patchelf --set-rpath ${rpath} "$out/bin/surreal" || true
+        '';
+
+        meta = with super.lib; {
+          description =
+            "A scalable, distributed, collaborative, document-graph database, for the realtime web";
+          homepage = "https://surrealdb.com/";
+          mainProgram = "surreal";
+          license = licenses.bsl11;
+        };
       };
-    };
+  in {
+    "1.4.2" = mkBinaryInstall "1.4.2"
+      "sha256-JaHfiAZFgKP5RS0GCQBakYKHPnIqOtds1J65yTznGoI="
+      "sha256-hlMtgEaonW41TTd2Ilrx3oXY5mdnZjfccPmg4x/6qnU=";
+    "1.4.0" = mkBinaryInstall "1.4.0"
+      "sha256-zvf+97Pl0Iw/WW9g/TMMCFHPt88emxvUZpdMWmhVAeA="
+      "sha256-hlMtgEaonW41TTd2Ilrx3oXY5mdnZjfccPmg4x/6qnU=";
   };
 }