diff --git a/sci-chemistry/gromacs/gromacs-2018.8-r2.ebuild b/sci-chemistry/gromacs/gromacs-2018.8-r2.ebuild
index 47501a7b91114..e75c2a98b24b6 100644
--- a/sci-chemistry/gromacs/gromacs-2018.8-r2.ebuild
+++ b/sci-chemistry/gromacs/gromacs-2018.8-r2.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -11,7 +11,7 @@ SRC_URI="
 	https://ftp.gromacs.org/gromacs/${PN}-${PV/_/-}.tar.gz
 	doc? ( https://ftp.gromacs.org/manual/manual-${PV/_/-}.pdf )
 	test? ( https://ftp.gromacs.org/regressiontests/regressiontests-${PV/_/-}.tar.gz )"
-KEYWORDS="amd64 arm ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+KEYWORDS="amd64 ~arm ~x86 ~amd64-linux ~x86-linux ~x64-macos"
 
 ACCE_IUSE="cpu_flags_x86_sse2 cpu_flags_x86_sse4_1 cpu_flags_x86_fma4 cpu_flags_x86_avx cpu_flags_x86_avx2"
 
diff --git a/sci-chemistry/gromacs/gromacs-2019.6-r3.ebuild b/sci-chemistry/gromacs/gromacs-2019.6-r3.ebuild
index 23b83523b0575..10f490d716925 100644
--- a/sci-chemistry/gromacs/gromacs-2019.6-r3.ebuild
+++ b/sci-chemistry/gromacs/gromacs-2019.6-r3.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -11,7 +11,7 @@ SRC_URI="
 	https://ftp.gromacs.org/gromacs/${PN}-${PV/_/-}.tar.gz
 	doc? ( https://ftp.gromacs.org/manual/manual-${PV/_/-}.pdf )
 	test? ( https://ftp.gromacs.org/regressiontests/regressiontests-${PV/_/-}.tar.gz )"
-KEYWORDS="amd64 arm ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+KEYWORDS="amd64 ~arm ~x86 ~amd64-linux ~x86-linux ~x64-macos"
 
 ACCE_IUSE="cpu_flags_x86_sse2 cpu_flags_x86_sse4_1 cpu_flags_x86_fma4 cpu_flags_x86_avx cpu_flags_x86_avx2"
 
diff --git a/sci-chemistry/gromacs/gromacs-2020.7-r1.ebuild b/sci-chemistry/gromacs/gromacs-2020.7-r1.ebuild
index 5f02af7fe6370..fa123d04defb5 100644
--- a/sci-chemistry/gromacs/gromacs-2020.7-r1.ebuild
+++ b/sci-chemistry/gromacs/gromacs-2020.7-r1.ebuild
@@ -25,7 +25,7 @@ else
 		https://ftp.gromacs.org/gromacs/${PN}-${PV/_/-}.tar.gz
 		doc? ( https://ftp.gromacs.org/manual/manual-${PV/_/-}.pdf )
 		test? ( https://ftp.gromacs.org/regressiontests/regressiontests-${PV/_/-}.tar.gz )"
-	KEYWORDS="amd64 arm ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+	KEYWORDS="amd64 ~arm ~x86 ~amd64-linux ~x86-linux ~x64-macos"
 fi
 
 ACCE_IUSE="cpu_flags_x86_sse2 cpu_flags_x86_sse4_1 cpu_flags_x86_fma4 cpu_flags_x86_avx cpu_flags_x86_avx2"
diff --git a/sci-chemistry/gromacs/gromacs-2021.6.ebuild b/sci-chemistry/gromacs/gromacs-2021.6.ebuild
index 0b1d59f4d9abc..ae25668db9d03 100644
--- a/sci-chemistry/gromacs/gromacs-2021.6.ebuild
+++ b/sci-chemistry/gromacs/gromacs-2021.6.ebuild
@@ -25,7 +25,7 @@ else
 		https://ftp.gromacs.org/gromacs/${PN}-${PV/_/-}.tar.gz
 		doc? ( https://ftp.gromacs.org/manual/manual-${PV/_/-}.pdf )
 		test? ( https://ftp.gromacs.org/regressiontests/regressiontests-${PV/_/-}.tar.gz )"
-	KEYWORDS="amd64 arm ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+	KEYWORDS="amd64 ~arm ~x86 ~amd64-linux ~x86-linux ~x64-macos"
 fi
 
 ACCE_IUSE="cpu_flags_x86_sse2 cpu_flags_x86_sse4_1 cpu_flags_x86_fma4 cpu_flags_x86_avx cpu_flags_x86_avx2 cpu_flags_x86_avx512f cpu_flags_arm_neon"