diff --git a/readthedocs/api/v3/serializers.py b/readthedocs/api/v3/serializers.py
index d765ef6b9c2..225639d2787 100644
--- a/readthedocs/api/v3/serializers.py
+++ b/readthedocs/api/v3/serializers.py
@@ -504,6 +504,7 @@ class Meta:
             'users',
             'urls',
             'tags',
+            'description',
 
             # NOTE: ``expandable_fields`` must not be included here. Otherwise,
             # they will be tried to be rendered and fail