diff --git a/spacy/tokens.pxd b/spacy/tokens.pxd
index 35796d8e0..bc94744ab 100644
--- a/spacy/tokens.pxd
+++ b/spacy/tokens.pxd
@@ -32,7 +32,7 @@ cdef class Tokens:
 
     cdef int push_back(self, int i, LexemeOrToken lex_or_tok) except -1
 
-    cpdef np.ndarray[long, ndim=2] get_array(self, list features)
+    cpdef np.ndarray[long, ndim=2] to_array(self, object features)
 
 
 cdef class Token:
diff --git a/spacy/tokens.pyx b/spacy/tokens.pyx
index 16f9d3c20..2e9fd4369 100644
--- a/spacy/tokens.pyx
+++ b/spacy/tokens.pyx
@@ -75,7 +75,7 @@ cdef class Tokens:
         return idx + t.lex.length
 
     @cython.boundscheck(False)
-    cpdef np.ndarray[long, ndim=2] get_array(self, list attr_ids):
+    cpdef np.ndarray[long, ndim=2] to_array(self, object attr_ids):
         cdef int i, j
         cdef attr_id_t feature
         cdef np.ndarray[long, ndim=2] output