diff --git a/xCAT-test/autotest/testcase/genesis/cases0 b/xCAT-test/autotest/testcase/genesis/cases0
index 9d929016e..e2e7e7ca8 100644
--- a/xCAT-test/autotest/testcase/genesis/cases0
+++ b/xCAT-test/autotest/testcase/genesis/cases0
@@ -2,7 +2,7 @@ start:nodeset_shell_lzma
 os:rhels8
 label:others,genesis
 description: verify could log in genesis shell lzma compression
-cmd:yum install -y https://rpmfind.net/linux/centos/8-stream/PowerTools/__GETNODEATTR($$CN,arch)__/os/Packages/xz-lzma-compat-5.2.4-3.el8.__GETNODEATTR($$CN,arch)__.rpm
+cmd:if [[ "__GETNODEATTR($$CN,os)__" =~ "rhel" ]]; then yum install -y https://rpmfind.net/linux/centos/8-stream/PowerTools/__GETNODEATTR($$CN,arch)__/os/Packages/xz-lzma-compat-5.2.4-3.el8.__GETNODEATTR($$CN,arch)__.rpm; elif rpm -q xz; then yum download https://rpmfind.net/linux/centos/8-stream/PowerTools/__GETNODEATTR($$CN,arch)__/os/Packages/xz-lzma-compat-5.2.4-3.el8.__GETNODEATTR($$CN,arch)__.rpm; rpm -ivh --nodeps xz-lzma-compat-5.2.4-3.el8.__GETNODEATTR($$CN,arch)__.rpm; fi
 #Generate genesis network boot with lzma compression
 cmd:mknb __GETNODEATTR($$CN,arch)__
 check:rc==0