diff --git a/src/option.h b/src/option.h
index dc1099db..38431f9d 100644
--- a/src/option.h
+++ b/src/option.h
@@ -213,7 +213,7 @@ public:
   name ## option_t() : option_t<type>(#name), base
 #define DECL1(type, name, vartype, var, value)          \
   vartype var ;                                         \
-  name ## option_t() : option_t<type>(#name), var(value)
+  name ## option_t() : option_t<type>(#name), var value
 
 #define DO()      virtual void handler_thunk(call_scope_t&)
 #define DO_(var)  virtual void handler_thunk(call_scope_t& var)