diff --git a/sbas/models.py b/sbas/models.py
index e71470b9..9f9ef893 100644
--- a/sbas/models.py
+++ b/sbas/models.py
@@ -167,7 +167,7 @@ class Exam(ExamBase):
     valid_users = models.ManyToManyField(CidUser, blank=True, related_name="sba_exams")
 
     def get_take_url(self):
-        return reverse("physics:exam_start", kwargs={"pk": self.pk})
+        return reverse("sbas:exam_start", kwargs={"pk": self.pk})
 
 
 @reversion.register