diff --git a/frontend/default.nix b/frontend/default.nix
index 4422136..cd89395 100644
--- a/frontend/default.nix
+++ b/frontend/default.nix
@@ -10,18 +10,17 @@
 }:
 
 let
-  srcData = builtins.fromJSON (builtins.readFile ./src-frontend.json);
-
-  version = "unstable-" + builtins.head (lib.splitString "T" srcData.date);
+  version = "unstable";
 
   src = fetchgit {
-    inherit (srcData) url rev sha256;
+    url = "https://kolaente.dev/vikunja/frontend.git";
+    rev = "fa4e53cf4a6aad708a8db6f01f063195c39c15c4";
+    sha256 = "1my12qrgkqb9jqqc2dliw5cmjm6q5qkjn1lmhwbxg733ch7bnn4w";
   };
 
   frontend-modules = mkYarnPackage rec {
     name = "vikunja-frontend-modules";
     inherit version src;
-
     doDist = false;
   };
 in stdenv.mkDerivation {
@@ -41,10 +40,6 @@ in stdenv.mkDerivation {
     cp -r dist $out
   '';
 
-  passthru = {
-    inherit frontend-modules;
-  };
-
   meta = {
     description = "Frontend of the Vikunja to-do list app";
     homepage = "https://vikunja.io/";
diff --git a/frontend/src-frontend.json b/frontend/src-frontend.json
deleted file mode 100644
index afee1a3..0000000
--- a/frontend/src-frontend.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-  "url": "https://kolaente.dev/vikunja/frontend.git",
-  "rev": "fa4e53cf4a6aad708a8db6f01f063195c39c15c4",
-  "date": "2021-05-06T08:59:51+00:00",
-  "path": "/nix/store/0ysl6q05qnpqxxhh72swcwhrg3acmng0-frontend",
-  "sha256": "1my12qrgkqb9jqqc2dliw5cmjm6q5qkjn1lmhwbxg733ch7bnn4w",
-  "fetchSubmodules": false,
-  "deepClone": false,
-  "leaveDotGit": false
-}