diff --git a/pkgs/development/python-modules/cupy/default.nix b/pkgs/development/python-modules/cupy/default.nix
index f5d262f0b8fd..6a072ab8e1a7 100644
--- a/pkgs/development/python-modules/cupy/default.nix
+++ b/pkgs/development/python-modules/cupy/default.nix
@@ -7,12 +7,12 @@
 
 buildPythonPackage rec {
   pname = "cupy";
-  version = "8.5.0";
+  version = "8.6.0";
   disabled = !isPy3k;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "fb3f8d3b3454beb249b9880502a45fe493c5a44efacc4c72914cbe1a5dbdf803";
+    sha256 = "f3ed02ba18e38b4f3ed2c324fa08967e6714f59357ccb0b28badd9572e77500b";
   };
 
   preConfigure = ''