diff --git a/pkgs/development/libraries/physics/fastnlo_toolkit/default.nix b/pkgs/development/libraries/physics/fastnlo_toolkit/default.nix
index 87e2ae9631c..cbea1abf0d0 100644
--- a/pkgs/development/libraries/physics/fastnlo_toolkit/default.nix
+++ b/pkgs/development/libraries/physics/fastnlo_toolkit/default.nix
@@ -13,11 +13,11 @@
 
 stdenv.mkDerivation rec {
   pname = "fastnlo_toolkit";
-  version = "2.3.1pre-2402";
+  version = "2.3.1pre-2411";
 
   src = fetchurl {
     url = "https://fastnlo.hepforge.org/code/v23/${pname}-${version}.tar.gz";
-    sha256 = "1h41xnqcz401x3zbs8i2dsb4xlhbv8i5ps0561p6y7gcyridgcbl";
+    sha256 = "0fm9k732pmi3prbicj2yaq815nmcjll95fagjqzf542ng3swpqnb";
   };
 
   buildInputs = [