diff --git a/pkgs/development/python-modules/nimfa/default.nix b/pkgs/development/python-modules/nimfa/default.nix
new file mode 100644
index 00000000000..87f7755fcf2
--- /dev/null
+++ b/pkgs/development/python-modules/nimfa/default.nix
@@ -0,0 +1,30 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, numpy
+, scipy
+, matplotlib
+, pytest
+}:
+
+buildPythonPackage rec {
+  name = "${pname}-${version}";
+  pname = "nimfa";
+  version = "1.3.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "05d0m5n96bg6wj94r7m1har48f93797gk5v9s62zdv7x83a6n6j5";
+  };
+
+  propagatedBuildInputs = [ numpy scipy ];
+  buildInputs = [ matplotlib pytest ];
+  doCheck = false; # errors
+
+  meta = with stdenv.lib; {
+    description = "Nonnegative matrix factorization library";
+    homepage = "http://nimfa.biolab.si";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ ashgillman ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 8f8672e4ec8..1670655e686 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -11343,27 +11343,7 @@ in {
 
   nilearn = callPackage ../development/python-modules/nilearn {};
 
-  nimfa = buildPythonPackage rec {
-    pname = "nimfa";
-    version = "1.3.1";
-    name = "${pname}-${version}";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/n/${pname}/${name}.tar.gz";
-      sha256 = "05d0m5n96bg6wj94r7m1har48f93797gk5v9s62zdv7x83a6n6j5";
-    };
-
-    propagatedBuildInputs = with self; [ numpy scipy ];
-    buildInputs = with self; [ matplotlib pytest ];
-    doCheck = false; # errors
-
-    meta = with pkgs.stdenv.lib; {
-      description = "Nonnegative matrix factorization library";
-      homepage = "http://nimfa.biolab.si";
-      license = licenses.bsd3;
-      maintainers = with maintainers; [ ashgillman ];
-    };
-  };
+  nimfa = callPackage ../development/python-modules/nimfa {};
 
   nipy = buildPythonPackage rec {
     version = "0.4.0";