diff --git a/red/s7/s7-briq.js b/red/s7/s7-briq.js
index 8d56f3e..155e89e 100644
--- a/red/s7/s7-briq.js
+++ b/red/s7/s7-briq.js
@@ -211,7 +211,7 @@ module.exports = function (RED) {
             try {
                 read_msg.assert(msg);
             } catch (e) {
-                let errors = write_msg.validate(msg);
+                let errors = read_msg.validate(msg);
                 node.error("Msg non valido: " + errors.map(x => x.path + ": " + x.error).join("\n"));
                 return;
             }