diff --git a/src/ast_values.hpp b/src/ast_values.hpp
index b79ac84..f2d1c7e 100644
--- a/src/ast_values.hpp
+++ b/src/ast_values.hpp
@@ -54,6 +54,11 @@
     SpecialValue m_value;
 };
 
+enum class Datastore {
+    Running,
+    Startup
+};
+
 std::string specialValueToString(const special_& value);
 
 using leaf_data_ = boost::variant<enum_,