diff --git a/build/update.sh b/build/update.sh
index cf1ae9103e48f6c4fdf3656e3cd3cb9ae9d2339c..8c52ea7a799fe1e4df227b6f0d39f5e1354b501c 100755
--- a/build/update.sh
+++ b/build/update.sh
@@ -11,7 +11,7 @@ git --no-pager log -3 --pretty=format:"%h %Cblue%ar%x09%an %Creset%s"
 printf "\n"
 git branch --merged master | grep -v "master$" | xargs --no-run-if-empty git branch -d
 git fetch --prune --quiet
-git submodule update
+git submodule update --init
 
 # Update apps
 source ./build/update-apps.sh