diff --git a/spacy/attrs.pxd b/spacy/attrs.pxd
index f6e35d90b..515c33e26 100644
--- a/spacy/attrs.pxd
+++ b/spacy/attrs.pxd
@@ -79,3 +79,7 @@ cpdef enum attr_id_t:
     POS
     TAG
     DEP
+    ENT_IOB
+    ENT_TYPE
+    HEAD
+    SPACY