diff --git a/pkgs/development/python-modules/dask/default.nix b/pkgs/development/python-modules/dask/default.nix
index 6c07d1223446..e767f05cd464 100644
--- a/pkgs/development/python-modules/dask/default.nix
+++ b/pkgs/development/python-modules/dask/default.nix
@@ -3,7 +3,6 @@
   stdenv,
   buildPythonPackage,
   fetchFromGitHub,
-  fetchpatch,
   pythonAtLeast,
   util-linux,
 
@@ -56,15 +55,6 @@ buildPythonPackage (finalAttrs: {
     hash = "sha256-Lp8l4luwCGUmLWzwhAYBn8lrXH2bLTnMO7JCD+TqrKU=";
   };
 
-  patches = [
-    (fetchpatch {
-      # Unit-less timedelta64 is deprecated in NumPy 2.5
-      name = "numpy-2.5-compat.patch";
-      url = "https://github.com/dask/dask/commit/ade7a30c5a222f838b0f69f5a00c804e4cdf3d19.patch?full_index=1";
-      hash = "sha256-4uZOHjWW+S7if47pOw9ydYAei9PsdIVqZYeYfHR93Z0=";
-    })
-  ];
-
   postPatch = lib.optionalString stdenv.hostPlatform.isLinux ''
     substituteInPlace dask/tests/test_system.py \
       --replace-fail \