diff --git a/scripts/upgrade b/scripts/upgrade
index 5b5ca55..0e825b8 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -114,7 +114,7 @@ then
 	ynh_script_progression --message="Upgrading source files..." --weight=3
 
 	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$install_dir/build" --keep="dendrite.yaml" --full_replace
+	ynh_setup_source --dest_dir="$install_dir/build" --full_replace=1 --keep="dendrite.yaml" --full_replace
 fi
 
 chmod 750 "$install_dir"