diff --git a/xCAT-test/autotest/testcase/rinv/cases2 b/xCAT-test/autotest/testcase/rinv/cases2
index 0588d179c..388ae6ce5 100644
--- a/xCAT-test/autotest/testcase/rinv/cases2
+++ b/xCAT-test/autotest/testcase/rinv/cases2
@@ -1,4 +1,5 @@
 start:rinv_mprom
+description:this case is to test mprom option for rinv on x86_64 servers.
 hcp:ipmi
 arch:x86_64
 cmd:rinv $$CN mprom 
@@ -7,6 +8,7 @@ check:output=~BMC Firmware:\s*\w+.\w+
 end
 
 start:rinv_guid
+description:this case is to test guid option for rinv on x86_64 servers.
 hcp:ipmi
 arch:x86_64
 cmd:rinv $$CN guid 
@@ -15,6 +17,7 @@ check:output=~UUID/GUID:\s*\w+-\w+-\w+-\w+-\w+
 end
 
 start:rinv_dimm
+description:this case is to test dimm option for rinv on x86_64 servers.
 hcp:ipmi
 arch:x86_64
 cmd:rinv $$CN dimm