diff --git a/build_packages b/build_packages
index e82b663..540ba59 100755
--- a/build_packages
+++ b/build_packages
@@ -217,7 +217,7 @@
 
 
 # Setup all the emerge command/flags.
-EMERGE_FLAGS=( -uDNv --backtrack=30 --newrepo )
+EMERGE_FLAGS=( -uDNv --backtrack=30 --newrepo --with-test-deps y )
 
 EMERGE_CMD=(
   "${CHROMITE_BIN}/parallel_emerge"