diff --git a/gnu/packages/linux.scm b/gnu/packages/linux.scm
index b65bf9ba09886e634d08f12f72b9ba792271673d..9b16083eabe2483b594957dc5836dcd736d091f8 100644
--- a/gnu/packages/linux.scm
+++ b/gnu/packages/linux.scm
@@ -2668,14 +2668,14 @@ (define-public singularity
 (define-public hdparm
   (package
     (name "hdparm")
-    (version "9.55")
+    (version "9.56")
     (source (origin
               (method url-fetch)
               (uri (string-append "mirror://sourceforge/" name "/" name "/"
                                   name "-" version ".tar.gz"))
               (sha256
                (base32
-                "1ivdvrzimaayiq03by8mcq0mhmdljndj06h012zkdpw34irnpixm"))))
+                "1np42qyhb503khvacnjcl3hb1dqly68gj0a1xip3j5qhbxlyvybg"))))
     (build-system gnu-build-system)
     (arguments
      `(#:make-flags (let ((out (assoc-ref %outputs "out")))