diff --git a/pkgs/applications/video/mpv/darwin-sigtool-no-deep.patch b/pkgs/applications/video/mpv/darwin-sigtool-no-deep.patch
deleted file mode 100644
index 74ab97db4e54..000000000000
--- a/pkgs/applications/video/mpv/darwin-sigtool-no-deep.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/TOOLS/osxbundle.py b/TOOLS/osxbundle.py
-index 98699e478b..d02ecf610e 100755
---- a/TOOLS/osxbundle.py
-+++ b/TOOLS/osxbundle.py
-@@ -39,7 +39,7 @@ def apply_plist_template(plist_file, version):
-         print(line.rstrip().replace('${VERSION}', version))
- 
- def sign_bundle(binary_name):
--    sh('codesign --force --deep -s - ' + bundle_path(binary_name))
-+    sh('rcodesign sign ' + bundle_path(binary_name))
- 
- def bundle_version():
-     if os.path.exists('VERSION'):
diff --git a/pkgs/applications/video/mpv/default.nix b/pkgs/applications/video/mpv/default.nix
index ec2acb9656bb..5fd6a8955465 100644
--- a/pkgs/applications/video/mpv/default.nix
+++ b/pkgs/applications/video/mpv/default.nix
@@ -1,4 +1,5 @@
 { lib
+, buildPackages
 , config
 , stdenv
 , fetchFromGitHub
@@ -19,7 +20,6 @@
 , libuchardet
 , libiconv
 , xcbuild
-, rcodesign
 
 , waylandSupport ? stdenv.isLinux
   , wayland
@@ -99,7 +99,7 @@ let
     else stdenv;
 in stdenv'.mkDerivation (finalAttrs: {
   pname = "mpv";
-  version = "0.37.0";
+  version = "0.38.0";
 
   outputs = [ "out" "dev" "doc" "man" ];
 
@@ -107,11 +107,9 @@ in stdenv'.mkDerivation (finalAttrs: {
     owner = "mpv-player";
     repo = "mpv";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-izAz9Iiam7tJAWIQkmn2cKOfoaog8oPKq4sOUtp1nvU=";
+    hash = "sha256-dFajnCpGlNqUv33A8eFEn8kjtzIPkcBY5j0gNVlaiIY=";
   };
 
-  patches = [ ./darwin-sigtool-no-deep.patch ];
-
   postPatch = lib.concatStringsSep "\n" [
     # Don't reference compile time dependencies or create a build outputs cycle
     # between out and dev
@@ -162,7 +160,7 @@ in stdenv'.mkDerivation (finalAttrs: {
     ninja
     pkg-config
   ]
-  ++ lib.optionals stdenv.isDarwin [ xcbuild.xcrun rcodesign ]
+  ++ lib.optionals stdenv.isDarwin [ buildPackages.darwin.sigtool xcbuild.xcrun ]
   ++ lib.optionals swiftSupport [ swift ]
   ++ lib.optionals waylandSupport [ wayland-scanner ];