diff --git a/pkgs/development/python-modules/x11_hash/default.nix b/pkgs/development/python-modules/x11_hash/default.nix
new file mode 100644
index 00000000000..060d08869b8
--- /dev/null
+++ b/pkgs/development/python-modules/x11_hash/default.nix
@@ -0,0 +1,22 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+}:
+
+buildPythonPackage rec{
+  version = "1.4";
+  pname = "x11_hash";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "172skm9xbbrivy1p4xabxihx9lsnzi53hvzryfw64m799k2fmp22";
+  };
+
+  meta = with stdenv.lib; {
+    description = "Binding for X11 proof of work hashing";
+    homepage = https://github.com/mazaclub/x11_hash;
+    license = licenses.mit;
+    maintainers = with maintainers; [ np ];
+  };
+
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 76cbccdbbe5..73b0a7e6680 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -4531,22 +4531,7 @@ in {
 
   trezor_agent = callPackage ../development/python-modules/trezor_agent { };
 
-  x11_hash = buildPythonPackage rec{
-    version = "1.4";
-    name = "x11_hash-${version}";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/x/x11_hash/${name}.tar.gz";
-      sha256 = "172skm9xbbrivy1p4xabxihx9lsnzi53hvzryfw64m799k2fmp22";
-    };
-
-    meta = {
-      description = "Binding for X11 proof of work hashing";
-      homepage = https://github.com/mazaclub/x11_hash;
-      license = licenses.mit;
-      maintainers = with maintainers; [ np ];
-    };
-  };
+  x11_hash = callPackage ../development/python-modules/x11_hash { };
 
   termstyle = callPackage ../development/python-modules/termstyle { };