diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index cf8cdfd4f15..bbe8cfd8721 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5637,12 +5637,13 @@ in {
   });
 
   dask = buildPythonPackage rec {
-    name = "dask-${version}";
-    version = "0.13.0";
+    pname = "dask";
+    name = "${pname}-${version}";
+    version = "0.14.1";
 
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/d/dask/${name}.tar.gz";
-      sha256 = "1f8r6jj9666cnvx3f8bilcx0017smmlw4i4v2p1nwxshs0k514hs";
+    src = fetchPypi {
+      inherit pname version;
+      sha256 = "46c8ef9aa41a5755f2194b535bff7fdef1343d3993ab294b198caf95155ec94e";
     };
 
     buildInputs = with self; [ pytest ];