diff --git a/pkgs/development/python-modules/azure-servicemanagement-legacy/default.nix b/pkgs/development/python-modules/azure-servicemanagement-legacy/default.nix
new file mode 100644
index 00000000000..8fb27be0e51
--- /dev/null
+++ b/pkgs/development/python-modules/azure-servicemanagement-legacy/default.nix
@@ -0,0 +1,31 @@
+{ pkgs
+, buildPythonPackage
+, fetchPypi
+, azure-common
+, requests
+, python
+}:
+
+buildPythonPackage rec {
+  version = "0.20.1";
+  pname = "azure-servicemanagement-legacy";
+
+  src = fetchPypi {
+    inherit pname version;
+    extension = "zip";
+    sha256 = "17dwrp99sx5x9cm4vldkaxhki9gbd6dlafa0lpr2n92xhh2838zs";
+  };
+
+  propagatedBuildInputs = [ azure-common requests ];
+
+  postInstall = ''
+    echo "__import__('pkg_resources').declare_namespace(__name__)" >> "$out/lib/${python.libPrefix}"/site-packages/azure/__init__.py
+  '';
+
+  meta = with pkgs.lib; {
+    description = "Microsoft Azure SDK for Python";
+    homepage = "https://azure.microsoft.com/en-us/develop/python/";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ olcai ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index da8d303ead5..30e23885f14 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -236,6 +236,8 @@ in {
 
   azure-storage = callPackage ../development/python-modules/azure-storage { };
 
+  azure-servicemanagement-legacy = callPackage ../development/python-modules/azure-servicemanagement-legacy { };
+
   backports_csv = callPackage ../development/python-modules/backports_csv {};
 
   backports-shutil-which = callPackage ../development/python-modules/backports-shutil-which {};
@@ -787,25 +789,6 @@ in {
 
   noise = callPackage ../development/python-modules/noise {};
 
-  azure-servicemanagement-legacy = buildPythonPackage rec {
-    version = "0.20.1";
-    name = "azure-servicemanagement-legacy-${version}";
-    src = pkgs.fetchurl {
-      url = mirror://pypi/a/azure-servicemanagement-legacy/azure-servicemanagement-legacy-0.20.1.zip;
-      sha256 = "17dwrp99sx5x9cm4vldkaxhki9gbd6dlafa0lpr2n92xhh2838zs";
-    };
-    propagatedBuildInputs = with self; [ azure-common requests ];
-    postInstall = ''
-      echo "__import__('pkg_resources').declare_namespace(__name__)" >> "$out/lib/${python.libPrefix}"/site-packages/azure/__init__.py
-    '';
-    meta = {
-      description = "Microsoft Azure SDK for Python";
-      homepage = "https://azure.microsoft.com/en-us/develop/python/";
-      license = licenses.asl20;
-      maintainers = with maintainers; [ olcai ];
-    };
-  };
-
   backcall = callPackage ../development/python-modules/backcall { };
 
   backports_abc = callPackage ../development/python-modules/backports_abc { };