diff --git a/pkgs/applications/editors/emacs/elisp-packages/manual-packages/matrix-client/default.nix b/pkgs/applications/editors/emacs/elisp-packages/manual-packages/matrix-client/default.nix
index a17689ddf52d..481c40205b6c 100644
--- a/pkgs/applications/editors/emacs/elisp-packages/manual-packages/matrix-client/default.nix
+++ b/pkgs/applications/editors/emacs/elisp-packages/manual-packages/matrix-client/default.nix
@@ -2,7 +2,6 @@
 , melpaBuild
 , fetchFromGitHub
 , fetchpatch
-, writeText
 # Emacs packages
 , _map
 , a
@@ -21,26 +20,22 @@
 , tracking
 }:
 
-let
-  rev = "d2ac55293c96d4c95971ed8e2a3f6f354565c5ed";
-in melpaBuild {
+melpaBuild {
   pname = "matrix-client";
   version = "0.3.0";
 
-  commit = rev;
-
   src = fetchFromGitHub {
     owner = "alphapapa";
     repo = "matrix-client.el";
-    inherit rev;
-    sha256 = "1scfv1502yg7x4bsl253cpr6plml1j4d437vci2ggs764sh3rcqq";
+    rev = "d2ac55293c96d4c95971ed8e2a3f6f354565c5ed";
+    hash = "sha256-GLM8oCbm6PdEZPsM0ogMtNJr8mWjCKoX6ed5AUrYjuk=";
   };
 
   patches = [
     # Fix: avatar loading when imagemagick support is not available
     (fetchpatch {
       url = "https://github.com/alphapapa/matrix-client.el/commit/5f49e615c7cf2872f48882d3ee5c4a2bff117d07.patch";
-      sha256 = "07bvid7s1nv1377p5n61q46yww3m1w6bw4vnd4iyayw3fby1lxbm";
+      hash = "sha256-dXUa/HKDe+UjaXYTvgwPdXDuDcHB2HLPGWHboE+Lex0=";
     })
   ];
 
@@ -62,10 +57,6 @@ in melpaBuild {
     tracking
   ];
 
-  recipe = writeText "recipe" ''
-    (matrix-client :repo "alphapapa/matrix-client.el" :fetcher github)
-  '';
-
   meta = {
     description = "Chat client and API wrapper for Matrix.org";
     license = lib.licenses.gpl3Plus;