diff --git a/Makefile b/Makefile
index 3f5a1917..f641abee 100644
--- a/Makefile
+++ b/Makefile
@@ -58,6 +58,12 @@ lab2: lab2a lab2b lab2c
 lab2a:
 	go test -count=1 ./raft -run 2A
 
+lab2aa:
+	go test -count=1 ./raft -run 2AA
+
+lab2ab:
+	go test -count=1 ./raft -run 2AB
+
 lab2b:
 	go test -count=1 ./kv/test_raftstore -run 2B