diff --git a/api/preprints/serializers.py b/api/preprints/serializers.py
index d47cc9098dc..1c254470ef6 100644
--- a/api/preprints/serializers.py
+++ b/api/preprints/serializers.py
@@ -325,6 +325,7 @@ def update(self, preprint, validated_data):
 
         updated_has_prereg_links = validated_data.get('has_prereg_links', preprint.has_prereg_links)
         updated_why_no_prereg = validated_data.get('why_no_prereg', preprint.why_no_prereg)
+        prereg_links = validated_data.get('prereg_links', preprint.prereg_links)
 
         if updated_has_coi is False and updated_conflict_statement:
             raise exceptions.ValidationError(
@@ -341,7 +342,7 @@ def update(self, preprint, validated_data):
                 detail='Cannot provide data links when has_data_links is set to "no".',
             )
 
-        if updated_has_prereg_links != 'no' and updated_why_no_prereg:
+        if updated_has_prereg_links != 'no' and (updated_why_no_prereg and not prereg_links):
             raise exceptions.ValidationError(
                 detail='You cannot edit this statement while your prereg links availability is set to true or is unanswered.',
             )