diff --git a/plugins/mongodb/index.py b/plugins/mongodb/index.py
index 6a54f7b1a..ee4e752c4 100755
--- a/plugins/mongodb/index.py
+++ b/plugins/mongodb/index.py
@@ -1526,7 +1526,7 @@ def runLog():
 
 
 def installPreInspectionDebainCheck(sysId,version):
-    if version.startswidth('8.0'):
+    if version == '8.0':
         if sysId != '12':
             return "[%s]需要debain[12]" % (version,)
     return ''