diff --git a/models/Assignment.ts b/models/Assignment.ts
index 55edde669ca7d90c80145869bbbf4d6469663fc7..c56f42536b6457b93497e9562b8e7258c3157363 100644
--- a/models/Assignment.ts
+++ b/models/Assignment.ts
@@ -14,6 +14,8 @@ interface Assignment {
 
     staff: Array<User>;
     exercises: Array<Exercise>;
+
+    corrections: Array<Exercise>;
 }