diff --git a/releases/portage/isos/package.use/lvm b/releases/portage/isos/package.use/lvm
index ca8c3cd1..a1de38e5 100644
--- a/releases/portage/isos/package.use/lvm
+++ b/releases/portage/isos/package.use/lvm
@@ -1,2 +1,6 @@
 */* lvm
 sys-fs/lvm2 thin
+# To allow rust to install as build-only dep during the x86 builds for
+# thin-provisioning-tools, we turn on sse2 for rust.  This should be harmless
+# since rust will get removed before isos are packed.
+dev-lang/rust-bin cpu_flags_x86_sse2