diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0fb17d0ef7c85..60e1b9bf93c9a 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4615,7 +4615,7 @@ with pkgs;
     cudatoolkit_11_5
     cudatoolkit_11_6;
 
-  cudatoolkit = cudatoolkit_10;
+  cudatoolkit = cudatoolkit_11;
 
   cudnnPackages = callPackages ../development/libraries/science/math/cudnn { };
   inherit (cudnnPackages)
@@ -4638,8 +4638,7 @@ with pkgs;
     cudnn_8_3_cudatoolkit_10
     cudnn_8_3_cudatoolkit_11;
 
-  # TODO(samuela): This is old and should be upgraded to 8.3 at some point.
-  cudnn = cudnn_7_6_cudatoolkit_10_1;
+  cudnn = cudnn_8_3_cudatoolkit_11;
 
   cutensorPackages = callPackages ../development/libraries/science/math/cutensor { };
   inherit (cutensorPackages)