diff --git a/Config.md b/Config.md
index 6bd1b7b..2ea02e8 100644
--- a/Config.md
+++ b/Config.md
@@ -1,6 +1,18 @@
+# Basic meta config file specs
+
+## Assignment level
+
 - hw_prefix
 - hw_count
 - lang
 - mem_limit
 - cpu_limit 
-- use_asan
\ No newline at end of file
+- stage (cq, build, oj, etc.)
+
+##  Exercise level
+
+- lang
+- mem_limit
+- cpu_limit 
+- stage (cq, build, oj, etc.)
+