diff --git a/spacy/tokens/doc.pyx b/spacy/tokens/doc.pyx
index cfc146e6a..ca5a3d696 100644
--- a/spacy/tokens/doc.pyx
+++ b/spacy/tokens/doc.pyx
@@ -431,8 +431,7 @@ cdef class Doc:
         """
         def __get__(self):
             if 'sents' in self.user_hooks:
-                for sent in self.user_hooks['sents'](self):
-                    yield sent
+                yield from self.user_hooks['sents'](self)
                 return
 
             if not self.is_parsed: