diff --git a/src/openforms/emails/constants.py b/src/openforms/emails/constants.py
index 6db2a3cbb2..7b2996319b 100644
--- a/src/openforms/emails/constants.py
+++ b/src/openforms/emails/constants.py
@@ -13,4 +13,4 @@ class EmailEventChoices(models.TextChoices):
 
 
 class EmailContentTypeChoices(models.TextChoices):
-    submission = "submission.submission", _("Submission")
+    submission = "submissions.Submission", _("Submission")