diff --git a/compiler/cpp/src/parse/t_base_type.h b/compiler/cpp/src/parse/t_base_type.h
index a440380..b41e737 100644
--- a/compiler/cpp/src/parse/t_base_type.h
+++ b/compiler/cpp/src/parse/t_base_type.h
@@ -36,7 +36,8 @@
     t_type(name),
     base_(base),
     string_list_(false),
-    string_enum_(false) {}
+    binary_(false),
+    string_enum_(false){}
 
   t_base get_base() const {
     return base_;