diff --git a/src/scripts/reboot.sh b/src/scripts/reboot.sh
index 0a236ee1a..e69108864 100755
--- a/src/scripts/reboot.sh
+++ b/src/scripts/reboot.sh
@@ -13,6 +13,7 @@ if [[ $# == 1 && "$1" == "--check" ]]; then
 fi
 
 if [[ "${BOX_ENV}" == "cloudron" ]]; then
+    sync
     shutdown -r now
 fi