diff --git a/scripts/upgrade b/scripts/upgrade
index cf1d869..71a723f 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -167,6 +167,7 @@ then
 	ynh_store_file_checksum "$finalnginxconf"
 else
 	ynh_replace_string "^#sub_path_only"      ""   "$finalnginxconf"
+	ynh_store_file_checksum "$finalnginxconf"
 fi
 
 # Make app public or private