diff --git a/build_packages b/build_packages
index e2ea185e83..8870cc8d63 100755
--- a/build_packages
+++ b/build_packages
@@ -80,9 +80,6 @@ eval set -- "${FLAGS_ARGV}"
 # Die on any errors.
 switch_to_strict_mode
 
-# Right now build_packages has to be run from scripts/
-. ${SRC_ROOT}/third_party/coreos-overlay/coreos/config/coreos_version.sh
-
 if [[ -z "${FLAGS_board}" ]]; then
   echo "Error: --board is required."
   exit 1