diff --git a/pkgs/os-specific/linux/mstflint_access/default.nix b/pkgs/os-specific/linux/mstflint_access/default.nix
index 5d9a60216a54..a423f38506d6 100644
--- a/pkgs/os-specific/linux/mstflint_access/default.nix
+++ b/pkgs/os-specific/linux/mstflint_access/default.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "https://github.com/Mellanox/mstflint/releases/download/v${version}/kernel-mstflint-${version}.tar.gz";
-    hash = "sha256-bWYglHJUNCPT13N7aBdjbLPMZIk7vjvF+o9W3abDNr0=";
+    hash = "sha256-D++AnLUEB8d9WlReY/Ewp8E2cvbapJ3QrvYySKwaszk=";
   };
 
   nativeBuildInputs = [ kmod ] ++ kernel.moduleBuildDependencies;
diff --git a/pkgs/tools/misc/mstflint/default.nix b/pkgs/tools/misc/mstflint/default.nix
index b03c155ecc29..5ab999792f56 100644
--- a/pkgs/tools/misc/mstflint/default.nix
+++ b/pkgs/tools/misc/mstflint/default.nix
@@ -25,6 +25,8 @@
 
 stdenv.mkDerivation rec {
   pname = "mstflint";
+
+  # if you update the version of this package, also update the input hash in mstflint_access!
   version = "4.29.0-1";
 
   src = fetchurl {