diff --git a/gnu/packages/multiprecision.scm b/gnu/packages/multiprecision.scm
index 0c6255c129..591170b508 100644
--- a/gnu/packages/multiprecision.scm
+++ b/gnu/packages/multiprecision.scm
@@ -6,7 +6,7 @@
 ;;; Copyright © 2016, 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 ;;; Copyright © 2018, 2019 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2018 Eric Bavier <bavier@member.fsf.org>
-;;; Copyright © 2018, 2019, 2021, 2023 Efraim Flashner <efraim@flashner.co.il>
+;;; Copyright © 2018, 2019, 2021, 2023, 2024 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2021 Vinicius Monego <monego@posteo.net>
 ;;; Copyright © 2022 Maxim Cournoyer <maxim.cournoyer@gmail.com>
 ;;; Copyright © 2023 Janneke Nieuwenhuizen <janneke@gnu.org>
@@ -71,6 +71,8 @@ (define-public gmp
                  ;; they produce different headers.  We need shared.
                  `("--disable-static"
                    "--enable-shared"))
+                ((target-x32?)
+                 `("ABI=x32"))
                 (else '())))
       ;; Remove after core-updates merge.
       ;; Workaround for gcc-7 transition breakage, -system and cross-build,