diff --git a/gnu/packages/mpi.scm b/gnu/packages/mpi.scm
index 91e6704fbe..16c42378fb 100644
--- a/gnu/packages/mpi.scm
+++ b/gnu/packages/mpi.scm
@@ -151,7 +151,7 @@ (define-public hwloc-2
   ;; Note: 2.x isn't the default yet, see above.
   (package
     (inherit hwloc-1)
-    (version "2.5.0")
+    (version "2.7.0")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://download.open-mpi.org/release/hwloc/v"
@@ -159,7 +159,7 @@ (define-public hwloc-2
                                   "/hwloc-" version ".tar.bz2"))
               (sha256
                (base32
-                "1j2j9wn39a8v91r23xncm1rzls6rjkgkvdvqghbdsnq8ps491kx9"))))
+                "1q440fwvhnxz6j8k5bn3bxj86b3lzbr8fgib78l4iq6gxd9yx302"))))
 
     ;; libnuma is no longer needed.
     (inputs (alist-delete "numactl" (package-inputs hwloc-1)))