diff --git a/README.md b/README.md
index db9b185..716535c 100644
--- a/README.md
+++ b/README.md
@@ -84,6 +84,10 @@ total_round_num: <number_of_rounds>
 # Line 9: Adjust the number of clients based on your machine configuration
 client_num: <number_of_clients>
 
+# Line 47/48: open/close minigraph strategy
+  use_minigraph: True/False
+  minigraph_size: 10
+
 # Line 65: Adjust the training loss function
 # Options: L1Loss, RMSE, MAPE
 criterion:
@@ -145,4 +149,4 @@ TBD
 
 We would like to extend our gratitude to the authors of the following works: [FederatedScope](https://github.com/alibaba/FederatedScope).
 
-Our codes are built upon their open-source projects.
\ No newline at end of file
+Our codes are built upon their open-source projects.