diff --git a/pkgs/os-specific/linux/hdparm/default.nix b/pkgs/os-specific/linux/hdparm/default.nix
index 2b112a9590b0..1dd0fa6a2089 100644
--- a/pkgs/os-specific/linux/hdparm/default.nix
+++ b/pkgs/os-specific/linux/hdparm/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "hdparm";
-  version = "9.63";
+  version = "9.64";
 
   src = fetchurl {
     url = "mirror://sourceforge/hdparm/hdparm-${version}.tar.gz";
-    sha256 = "sha256-cHhd6uu6WHeonBI1aLQd7pkNpV/FFCDxP2CaEHKJlpE=";
+    sha256 = "sha256-MVuVaVHD/qAnKH3iBDgVNCF8C9Dze0k1h3/i2wyrhZo=";
   };
 
   preBuild = ''