diff --git a/seafile-ldap.py b/seafile-ldap.py
index c7b251d..afdd8a3 100644
--- a/seafile-ldap.py
+++ b/seafile-ldap.py
@@ -237,7 +237,7 @@ ldapGroups = []
 for group in ldap.entries:
     try:
         if group.member:
-            logger.debug("Group {0} has {1} members".format(group.name. len(group.member)))
+            logger.debug("Group {0} has {1} members".format(group.name, len(group.member)))
             ldapGroups.append(group)
     finally:
         continue