diff --git a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat
index 27e5cdd47..b3d21f703 100644
--- a/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat
+++ b/xCAT-test/autotest/testcase/installation/reg_linux_diskfull_installation_flat
@@ -52,5 +52,4 @@ check:rc==0
 check:output=~\d\d:\d\d:\d\d
 cmd:xdsh $$CN mount
 check:rc==0
-check:output=~on / type ext
 end