diff --git a/profiles/arch/mips/package.use.mask b/profiles/arch/mips/package.use.mask
index fb814f8d0bccd..bb4e2d4ded952 100644
--- a/profiles/arch/mips/package.use.mask
+++ b/profiles/arch/mips/package.use.mask
@@ -1,6 +1,10 @@
 # Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
+# Sam James <sam@gentoo.org> (2025-11-15)
+# sys-block/thin-provisioning-tools not keyworded here
+sys-fs/lvm2 thin
+
 # Sam James <sam@gentoo.org> (2025-11-15)
 # gnuplot not keyworded here
 net-misc/ntpsec ntpviz
diff --git a/profiles/arch/s390/package.use.mask b/profiles/arch/s390/package.use.mask
index 3426bc50507f1..33c2d05f6611d 100644
--- a/profiles/arch/s390/package.use.mask
+++ b/profiles/arch/s390/package.use.mask
@@ -1,6 +1,10 @@
 # Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
+# Sam James <sam@gentoo.org> (2025-11-15)
+# sys-block/thin-provisioning-tools not keyworded here
+sys-fs/lvm2 thin
+
 # Sam James <sam@gentoo.org> (2025-11-15)
 # net-misc/pps-tools not keyworded here, nor is gnuplot
 net-misc/ntpsec oncore pps ntpviz