diff --git a/scripts/upgrade b/scripts/upgrade
index b6cc37e..854e0f7 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -61,7 +61,7 @@ if [[ $linuximage_version == *"bpo10"* ]]
 then
 	# Downgrading using ynh_package_install (exploded) without "--no-remove"
 	# It will remove wireguard-ynh-deps and wireguard but they will be reinstalled throught upgrade process
-	ynh_apt --option Dpkg::Options::=--force-confdef \
+	ynh_apt --allow-downgrades --option Dpkg::Options::=--force-confdef \
         --option Dpkg::Options::=--force-confold install linux-image-$arch/stable
 fi