diff --git a/pkgs/by-name/fi/fishnet/package.nix b/pkgs/by-name/fi/fishnet/package.nix
index f7f2dac86085f..77149af5d26ca 100644
--- a/pkgs/by-name/fi/fishnet/package.nix
+++ b/pkgs/by-name/fi/fishnet/package.nix
@@ -6,10 +6,10 @@
 
 let
   # These files can be found in Stockfish/src/evaluate.h
-  nnueBigFile = "nn-31337bea577c.nnue";
+  nnueBigFile = "nn-1111cefa1111.nnue";
   nnueBig = fetchurl {
     url = "https://tests.stockfishchess.org/api/nn/${nnueBigFile}";
-    sha256 = "sha256-MTN76ld8W00LPlQYGGGJ7k9Yuq6rjX9vO9BXisp/d9k=";
+    sha256 = "sha256-ERHO+hERa3cWG9SxTatMUPJuWSDHVvSGFZK+Pc1t4XQ=";
   };
   nnueSmallFile = "nn-37f18f62d772.nnue";
   nnueSmall = fetchurl {
@@ -18,13 +18,13 @@ let
   };
 in rustPlatform.buildRustPackage rec {
   pname = "fishnet";
-  version = "2.9.3";
+  version = "2.9.4";
 
   src = fetchFromGitHub {
     owner = "lichess-org";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-HlCnUJBhIhooBvQVz1SDfiifXIBkBlH2dEq+C9al7qI=";
+    hash = "sha256-JhllThFiHeC/5AAFwwZQ0mgbENIWP1cA7aD01DeDVL8=";
     fetchSubmodules = true;
   };
 
@@ -35,7 +35,7 @@ in rustPlatform.buildRustPackage rec {
     cp -v '${nnueSmall}' 'Fairy-Stockfish/src/${nnueSmallFile}'
   '';
 
-  cargoHash = "sha256-Fb28XNhCt88PFnJ4s0I80L/rLJtBTEZ8Xd/68MYFoLs=";
+  cargoHash = "sha256-HuVEg8uJ1WbXzYaXCPBobmxhbhk+X8D/xFcM2wE8Lh0=";
 
   meta = with lib; {
     description = "Distributed Stockfish analysis for lichess.org";