diff --git a/pkgs/development/python-modules/capstone/default.nix b/pkgs/development/python-modules/capstone/default.nix
new file mode 100644
index 000000000000..91e00ed7e43c
--- /dev/null
+++ b/pkgs/development/python-modules/capstone/default.nix
@@ -0,0 +1,38 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, fetchpatch
+}:
+
+buildPythonPackage rec {
+  pname = "capstone";
+  version = "3.0.4";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "945d3b8c3646a1c3914824c416439e2cf2df8969dd722c8979cdcc23b40ad225";
+  };
+
+  patches = [
+    (fetchpatch {
+      stripLen = 2;
+      url = "https://patch-diff.githubusercontent.com/raw/aquynh/capstone/pull/783/commits/23fe9f36622573c747e2bab6119ff245437bf276.patch";
+      sha256 = "0yizqrdlxqxn16873593kdx2vrr7gvvilhgcf9xy6hr0603d3m5r";
+    })
+  ];
+
+  postPatch = ''
+    patchShebangs src/make.sh
+  '';
+
+  preCheck = ''
+    mv src/libcapstone.so capstone
+  '';
+
+  meta = with stdenv.lib; {
+    homepage = "http://www.capstone-engine.org/";
+    license = licenses.bsdOriginal;
+    description = "Capstone disassembly engine";
+    maintainers = with maintainers; [ bennofs ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 0c894af384d1..3f54712ddc98 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1070,33 +1070,7 @@ in {
     numpy = self.numpy;
   };
 
-  capstone = buildPythonPackage rec {
-    name = "capstone-3.0.4";
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/c/capstone/${name}.tar.gz";
-      sha256 = "945d3b8c3646a1c3914824c416439e2cf2df8969dd722c8979cdcc23b40ad225";
-    };
-    patches = [
-      (pkgs.fetchpatch {
-        stripLen = 2;
-        url = "https://patch-diff.githubusercontent.com/raw/aquynh/capstone/pull/783/commits/23fe9f36622573c747e2bab6119ff245437bf276.patch";
-        sha256 = "0yizqrdlxqxn16873593kdx2vrr7gvvilhgcf9xy6hr0603d3m5r";
-      })
-    ];
-    postPatch = ''
-      patchShebangs src/make.sh
-    '';
-    propagatedBuildInputs = [ ];
-    preCheck = ''
-      mv src/libcapstone.so capstone
-    '';
-    meta = with pkgs.stdenv.lib; {
-      homepage = "http://www.capstone-engine.org/";
-      license = licenses.bsdOriginal;
-      description = "Capstone disassembly engine";
-      maintainers = with maintainers; [ bennofs ];
-    };
-  };
+  capstone = callPackage ../development/python-modules/capstone { };
 
   cement = callPackage ../development/python-modules/cement {};