diff --git a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.use b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.use
index bb8c711476..b4cba83055 100644
--- a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.use
+++ b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.use
@@ -162,3 +162,6 @@ sys-fs/zfs minimal -rootfs
 # Do not pull in LLVM into production images. Also, we didn't use it
 # before anyway.
 dev-util/bpftool -llvm
+
+# Do not tinker with /boot partition at installation time.
+sys-firmware/intel-microcode -initramfs