diff --git a/src/server/tools/general.js b/src/server/tools/general.js
index f790b39..c5e2a79 100755
--- a/src/server/tools/general.js
+++ b/src/server/tools/general.js
@@ -2068,6 +2068,10 @@ module.exports = {
         data[rec.field] = filter.trim();
       } else if (rec.type === this.FieldType.string) {
         data[rec.field] = myregexp;
+        if (rec.field === 'profile.username_telegram') {
+          myregexp = new RegExp(this.rimuoviAtPrimoCarattere(filter).trim().replace(' ', '|'), 'ig');
+          data[rec.field] = myregexp
+        }
       } else if ((rec.type === this.FieldType.number) ||
         (rec.type === this.FieldType.hours)) {
         data[rec.field] = parseFloat(filter.trim());
@@ -4813,6 +4817,14 @@ module.exports = {
     miastr = miastr.replace(/<br>$/, '');
 
     return miastr;
-  }
+  },
+
+  rimuoviAtPrimoCarattere(stringa) {
+    if (stringa.charAt(0) === '@') {
+      return stringa.slice(1);
+    } else {
+      return stringa;
+    }
+  },
 
 };