diff --git a/addons/point_of_sale/tools/posbox/overwrite_before_init/etc/init_posbox_image.sh b/addons/point_of_sale/tools/posbox/overwrite_before_init/etc/init_posbox_image.sh
index aba923cc2e6..8234e19ef57 100755
--- a/addons/point_of_sale/tools/posbox/overwrite_before_init/etc/init_posbox_image.sh
+++ b/addons/point_of_sale/tools/posbox/overwrite_before_init/etc/init_posbox_image.sh
@@ -123,6 +123,7 @@ pip3 install ${PIP_TO_INSTALL}
 
 # Dowload MPD server and library for Six terminals
 wget 'https://nightly.odoo.com/master/iotbox/eftdvs' -P /usr/local/bin/
+chmod +x /usr/local/bin/eftdvs
 wget 'https://nightly.odoo.com/master/iotbox/eftapi.so' -P /usr/lib/
 
 groupadd usbusers