diff --git a/default.nix b/default.nix
deleted file mode 100644
index 13d97a8..0000000
--- a/default.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  pkgs ? import <nixpkgs> { },
-}:
-import ./pkgs/all-packages.nix { } pkgs
diff --git a/pkgs/enigma.nix b/pkgs/enigma.nix
index 37b0caa..1b9a5bf 100644
--- a/pkgs/enigma.nix
+++ b/pkgs/enigma.nix
@@ -8,11 +8,13 @@
 }:
 stdenv.mkDerivation (finalAttrs: {
   name = "enigma";
-  version = "2.5.2";
+  version = "2.5.0";
 
   src = fetchurl {
-    url = "https://maven.fabricmc.net/cuchaz/enigma-swing/${finalAttrs.version}/enigma-swing-${finalAttrs.version}-all.jar";
-    hash = "sha256-j4fqv6Ch7AZ9mBe+fDh0sXpkTY16EvQCUp4T5YhX8j0=";
+    url =
+      with finalAttrs;
+      "https://maven.fabricmc.net/cuchaz/enigma-swing/${version}/enigma-swing-${version}-all.jar";
+    hash = "sha256-yOPPTKt96aRSbziYDBLBKqfLS2R9GeXgz5m2t1fgFHo=";
   };
 
   dontUnpack = true;
@@ -25,7 +27,7 @@ stdenv.mkDerivation (finalAttrs: {
   installPhase = with finalAttrs; ''
     runHook preInstall
 
-    install -Dm644 $src $out/share/${name}/${name}.jar
+    install -Dm644 $src $out/share/${name}.jar
     makeWrapper ${jdk}/bin/java $out/bin/${name} --add-flags "-jar $out/share/${name}/${name}.jar"
 
     runHook postInstall