diff --git a/spacy/language.py b/spacy/language.py
index a61b6b09f..bd1e8d012 100644
--- a/spacy/language.py
+++ b/spacy/language.py
@@ -720,5 +720,5 @@ class DisabledPipes(list):
 
 def _pipe(func, docs):
     for doc in docs:
-        func(doc)
+        doc = func(doc)
         yield doc