diff --git a/docstore/gcpfirestore/query.go b/docstore/gcpfirestore/query.go
index caaf75e8db..767f16edff 100644
--- a/docstore/gcpfirestore/query.go
+++ b/docstore/gcpfirestore/query.go
@@ -65,7 +65,7 @@ func (c *collection) newDocIterator(ctx context.Context, q *driver.Query) (*docI
 	}, nil
 }
 
-////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////
 // The code below is adapted from cloud.google.com/go/firestore.
 
 type docIterator struct {