diff --git a/build.sh b/build.sh
index 87faf7e..ba89bd6 100644
--- a/build.sh
+++ b/build.sh
@@ -1,6 +1,9 @@
 ##set build hash id
 buildHash=$(git rev-parse --short HEAD)
 
+##update submodules
+git submodule update --init --recursive
+
 ##add hosts from stevenblack/hosts
 cp external/hosts/hosts include/etc/hosts