diff --git a/src/proto.h b/src/proto.h
index c58992e..170bfcd 100644
--- a/src/proto.h
+++ b/src/proto.h
@@ -67,6 +67,7 @@
 # ifdef FEAT_CSCOPE
 #  include "if_cscope.pro"
 # endif
+# include "dict.pro"
 # include "diff.pro"
 # include "digraph.pro"
 # include "edit.pro"