diff --git a/pkgs/development/python-modules/ROPGadget/default.nix b/pkgs/development/python-modules/ROPGadget/default.nix
new file mode 100644
index 00000000000..41b92683b07
--- /dev/null
+++ b/pkgs/development/python-modules/ROPGadget/default.nix
@@ -0,0 +1,22 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, capstone}:
+
+buildPythonPackage rec {
+  pname = "ROPGadget";
+  version = "5.4";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "19wly4x3mq73c91pplqjk0c7sx6710887czh514qk5l7j0ky6dxg";
+  };
+
+  propagatedBuildInputs = [ capstone ];
+
+  meta = with stdenv.lib; {
+    description = "Tool to search for gadgets in binaries to facilitate ROP exploitation";
+    homepage = "http://shell-storm.org/project/ROPgadget/";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ bennofs ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index cc391405ee2..296de16d3c3 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -28278,20 +28278,7 @@ EOF
     };
   };
 
-  ROPGadget = buildPythonPackage rec {
-    name = "ROPGadget-5.4";
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/R/ROPGadget/${name}.tar.gz";
-      sha256 = "19wly4x3mq73c91pplqjk0c7sx6710887czh514qk5l7j0ky6dxg";
-    };
-    propagatedBuildInputs = with self; [ capstone ];
-    meta = with pkgs.stdenv.lib; {
-      description = "Tool to search for gadgets in binaries to facilitate ROP exploitation";
-      homepage = "http://shell-storm.org/project/ROPgadget/";
-      license = licenses.bsd3;
-      maintainers = with maintainers; [ bennofs ];
-    };
-  };
+  ROPGadget = callPackage ../development/python-modules/ROPGadget { };
 
   # We need "normal" libxml2 and not the python package by the same name.
   pywbem = callPackage ../development/python-modules/pywbem { libxml2 = pkgs.libxml2; };