diff --git a/gnu/packages/linux.scm b/gnu/packages/linux.scm
index 7d1987b0d7..b1021d5624 100644
--- a/gnu/packages/linux.scm
+++ b/gnu/packages/linux.scm
@@ -2917,7 +2917,7 @@ MPEG-2 and audio over Linux IEEE 1394.")
 (define-public mdadm
   (package
     (name "mdadm")
-    (version "4.0")
+    (version "4.1")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -2925,7 +2925,7 @@ MPEG-2 and audio over Linux IEEE 1394.")
                     version ".tar.xz"))
               (sha256
                (base32
-                "1ad3mma641946wn5lsllwf0lifw9lps34fv1nnkhyfpd9krffshx"))))
+                "0jjgjgqijpdp7ijh8slzzjjw690kydb1jjadf0x5ilq85628hxmb"))))
     (build-system gnu-build-system)
     (inputs
      `(("udev" ,eudev)))