diff --git a/config.ini.sample b/config.ini.sample
index 5aec7dc..7c15472 100644
--- a/config.ini.sample
+++ b/config.ini.sample
@@ -6,7 +6,7 @@ logFilePath = /tmp/seafile-sso.log
 
 [Seafile]
 # url for seafile
-SERVICE_URL = 'https://cloud.seafile.com'
+SERVICE_URL = https://cloud.seafile.com
 # token for a admin account
 token = 123456789abcdef
 # Seafile Admin Account to exclude from marking inactive