1 files changed, 2 insertions, 2 deletions
diff --git a/nixpkgs/pkgs/development/libraries/science/math/nccl/default.nix b/nixpkgs/pkgs/development/libraries/science/math/nccl/default.nix
index 5f38d45fc4d..eb194c0e9e4 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/nccl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/nccl/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   name = "nccl-${version}-cuda-${cudatoolkit.majorVersion}";
-  version = "2.4.8-1";
+  version = "2.7.8-1";
 
   src = fetchFromGitHub {
     owner = "NVIDIA";
     repo = "nccl";
     rev = "v${version}";
-    sha256 = "05m66y64rgsdyybvjybhy6clikwv438b1m484ikai78fb2b7mvyq";
+    sha256 = "0xxiwaw239dc9g015fka3k1nvm5zyl00dzgxnwzkang61dys9wln";
   };
 
   outputs = [ "out" "dev" ];