diff --git a/spacy/tagger.pxd b/spacy/tagger.pxd
index 22c2688f0..d2bda3bc3 100644
--- a/spacy/tagger.pxd
+++ b/spacy/tagger.pxd
@@ -10,6 +10,15 @@ cdef class TaggerNeuralNet(NeuralNet):
     cdef void set_featuresC(self, ExampleC* eg, const TokenC* tokens, int i) except *
  
 cdef class CharacterTagger(NeuralNet):
+    cdef readonly int depth
+    cdef readonly int hidden_width
+    cdef readonly int chars_width
+    cdef readonly int tags_width
+    cdef readonly float learn_rate
+    cdef readonly int left_window
+    cdef readonly int right_window
+    cdef readonly int tags_window
+    cdef readonly int chars_per_word
     cdef void set_featuresC(self, ExampleC* eg, const TokenC* tokens, object strings, int i) except *
 
 cdef class Tagger: