diff --git a/fe-piattaforma/src/utils/csvUtils.ts b/fe-piattaforma/src/utils/csvUtils.ts
index 594554847..65d53a21c 100644
--- a/fe-piattaforma/src/utils/csvUtils.ts
+++ b/fe-piattaforma/src/utils/csvUtils.ts
@@ -148,7 +148,7 @@ export const validateFields = (
   }
 
   if (record.SE2) {
-    if (record.SE2.length = 5) {
+    if (record.SE2.length == 5) {
       const valoreDurataServizio = record.SE2.trim().substring(0, 5);
       if (
         !containsOnlyNumber(valoreDurataServizio.substring(0, 1)) ||