diff --git a/sysom_server/sysom_diagnosis/service_scripts/oomcheck b/sysom_server/sysom_diagnosis/service_scripts/oomcheck
index 6cc45c4af9070943d2ffb29562ebfe29fd077d6e..3a731fedf57223ec37b91c4c2a5dd7f39ac1c22a 100755
--- a/sysom_server/sysom_diagnosis/service_scripts/oomcheck
+++ b/sysom_server/sysom_diagnosis/service_scripts/oomcheck
@@ -26,7 +26,7 @@ result['commands'] = []
 cmd0 = {}
 cmd0['instance'] = args["instance"]
 if args.get("time","") != "":
-    cmd0['cmd'] = "sysak oomcheck -j -t %s 2>/dev/null > /tmp/oomcheck.log && cat /tmp/oomcheck.log" % args['time']
+    cmd0['cmd'] = "sysak oomcheck -j -t '%s' 2>/dev/null > /tmp/oomcheck.log && cat /tmp/oomcheck.log" % args['time']
 else:
     cmd0['cmd'] = "sysak oomcheck -j 2>/dev/null > /tmp/oomcheck.log && cat /tmp/oomcheck.log"