diff --git a/spacy/structs.pxd b/spacy/structs.pxd
index a4daa9b94..bf7dc0d7a 100644
--- a/spacy/structs.pxd
+++ b/spacy/structs.pxd
@@ -75,6 +75,7 @@ cdef struct TokenC:
 
 cdef struct MorphAnalysisC:
     univ_pos_t pos
+    int length
     
     attr_t abbr
     attr_t adp_type