diff --git a/src/modules/06_evaluate/components/EvaluateStepMain.vue b/src/modules/06_evaluate/components/EvaluateStepMain.vue
index 232eefd..19509f1 100644
--- a/src/modules/06_evaluate/components/EvaluateStepMain.vue
+++ b/src/modules/06_evaluate/components/EvaluateStepMain.vue
@@ -267,7 +267,7 @@ async function saveStep1() {
     country: e.country,
     degree: e.degree,
     duration: e.duration,
-    durationYear: e.durationYear,
+    durationYear: e.durationYear ? e.durationYear.toString():'',
     educationLevel: e.educationLevel,
     endDate: e.endDate,
     field: e.field,