diff --git a/app/services/grade_service.ts b/app/services/grade_service.ts
index ddf8ffb..4751016 100644
--- a/app/services/grade_service.ts
+++ b/app/services/grade_service.ts
@@ -44,7 +44,7 @@ export class GradeService {
       .where('studentId', userId)
       .where('date', '>=', startDate.toJSDate())
       .where('date', '<', endDate.toJSDate())
-      .whereNotNull('garde')
+      .whereNotNull('grade')
       .preload('subject')
       .orderBy('date', 'asc')
   }
@@ -54,7 +54,7 @@ export class GradeService {
       .where('studentId', userId)
       .where('subjectId', subjectId)
       .where('date', '<', beforeDate.toJSDate())
-      .whereNotNull('garde')
+      .whereNotNull('grade')
     return colles.length ? this.calculateAverage(colles) : 0
   }