diff --git a/setup_dev_packages b/setup_dev_packages
index d5ddcc7..8a9182c 100755
--- a/setup_dev_packages
+++ b/setup_dev_packages
@@ -7,6 +7,7 @@
 set -ex
 
 sudo USE="-crash cros-debug" emerge -DNauv1 \
+  chromeos-base/cros_boot_mode \
   chromeos-base/hard-host-depends \
   chromeos-base/libchrome \
   chromeos-base/metrics \