diff --git a/zesje/database.py b/zesje/database.py
index 88fa4a9356013632ceb85d5a145e8fbd92e58b5e..82a1c8c8f8c5091fb7ea57cda2b6074fadeb1654 100644
--- a/zesje/database.py
+++ b/zesje/database.py
@@ -169,7 +169,7 @@ class MultipleChoiceOption(db.Model):
     label = Column(String, nullable=True)
 
     problem_id = Column(Integer, ForeignKey('problem.id'), nullable=False)
-    feedback_id = Column(Integer, ForeignKey('feedback_option.id'), nullable=False)
+    feedback_id = Column(Integer, ForeignKey('feedback_option.id'), nullable=True)
 
 
 class ExamWidget(Widget):