diff --git a/include/builder/dyn_var.h b/include/builder/dyn_var.h
index d3ff0f5..6bc34e0 100644
--- a/include/builder/dyn_var.h
+++ b/include/builder/dyn_var.h
@@ -79,17 +79,6 @@ struct as_compound_expr {
 };
 using cast = as_compound_expr;
 
-struct as_global {
-	std::string name;
-	as_global(const std::string &n) : name(n) {}
-};
-// With name is just like as_global but can be used locally
-struct with_name {
-	std::string name;
-	bool with_decl;
-	with_name(const std::string &n, bool wd = false) : name(n), with_decl(wd) {}
-};
-
 template <typename T>
 class dyn_var_impl : public var {
 public:
diff --git a/include/builder/forward_declarations.h b/include/builder/forward_declarations.h
index 06de387..6d04413 100644
--- a/include/builder/forward_declarations.h
+++ b/include/builder/forward_declarations.h
@@ -47,7 +47,19 @@ struct defer_init {
 	// No members
 };
 
-struct with_name;
+
+// Constructor helpers for dyn_var
+struct as_global {
+	std::string name;
+	as_global(const std::string &n) : name(n) {}
+};
+// With name is just like as_global but can be used locally
+struct with_name {
+	std::string name;
+	bool with_decl;
+	with_name(const std::string &n, bool wd = false) : name(n), with_decl(wd) {}
+};
+
 
 } // namespace builder
 #endif