diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index ed68190015b4..6f2a347a6e01 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1961,7 +1961,7 @@ in {
 
   cupy = callPackage ../development/python-modules/cupy {
     cudatoolkit = pkgs.cudatoolkit_11;
-    cudnn = pkgs.cudnn_8_1_cudatoolkit_11;
+    cudnn = pkgs.cudnn_8_3_cudatoolkit_11;
     nccl = pkgs.nccl_cudatoolkit_11;
     cutensor = pkgs.cutensor_cudatoolkit_11;
   };