diff --git a/argento/EditWindow.cpp b/argento/EditWindow.cpp
index 299986c..a261793 100644
--- a/argento/EditWindow.cpp
+++ b/argento/EditWindow.cpp
@@ -7,8 +7,6 @@ EditWindow::EditWindow(int idSocio, QWidget* parent) :
 {
     ui->setupUi(this);
 
-    QSqlQuery query;
-
     model = new QSqlRelationalTableModel(this);
     model->setTable("socio");
     model->setFilter(QString("socio.id = %1").arg(idSocio));
@@ -52,6 +50,19 @@ EditWindow::EditWindow(int idSocio, QWidget* parent) :
     mapper->addMapping(ui->linePin, model->fieldIndex("pin"));
 
     mapper->toFirst();
+
+    QSqlQuery query;
+    query.prepare("SELECT COUNT(*) AS count FROM iscrizione WHERE socio = :socio AND YEAR(anno) = :anno");
+    query.bindValue(":socio", idSocio);
+    query.bindValue(":anno", QDate::currentDate().year());
+    if (! (query.exec() && query.next())) {
+        status(Ui::ERROR, "can not get iscrizione");
+    } else {
+        int count = query.value(query.record().indexOf("count")).toInt();
+        if (count != 0) {
+            ui->buttonRinnova->setEnabled(false);
+        }
+    }
 }
 
 void EditWindow::on_buttonSalva_clicked() {