diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 6c92020565..92dabdba8e 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -6480,7 +6480,7 @@ This package contains the DUNE UG grid classes.")
 (define-public dune-grid
   (package
     (name "dune-grid")
-    (version "2.7.0")
+    (version "2.7.1")
     (source
      (origin
        (method url-fetch)
@@ -6488,14 +6488,18 @@ This package contains the DUNE UG grid classes.")
                            version "/dune-grid-" version ".tar.gz"))
        (sha256
         (base32
-         "17fjz30qazjgl11sryyxnw9klai4yz1ji4bs68013xcxc5hdv27s"))))
+         "15iws03hkbmr4a4rqqb0rriz1m8szl96wdr7gw0jmrcnlzbdbbx5"))))
     (build-system cmake-build-system)
     (arguments
      `(#:phases
        (modify-phases %standard-phases
          (add-after 'build 'build-tests
-           (lambda* (#:key make-flags #:allow-other-keys)
-             (apply invoke "make" "build_tests" make-flags))))))
+           (lambda* (#:key make-flags parallel-build? #:allow-other-keys)
+             (apply invoke "make" "build_tests"
+                    `(,@(if parallel-build?
+                            `("-j" ,(number->string (parallel-job-count)))
+                            '())
+                      ,@make-flags)))))))
     (inputs
      (list dune-common
            dune-geometry