diff --git a/infer.h b/infer.h
index cd435be19b792ce3d8f063ca28dbc972af9267be..96c26bcb71380fbfd9f458e2318764a91d8de1a2 100644
--- a/infer.h
+++ b/infer.h
@@ -10,7 +10,7 @@ public:
   float operator() (unsigned int k); 
 
 private:
-  float Em_, B_;
+  float Em_, B_, dLh, t, V;
 };
 
 #endif