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-rw-r--r--user_guide_src/source/helpers/captcha_helper.rst2
1 files changed, 1 insertions, 1 deletions
diff --git a/user_guide_src/source/helpers/captcha_helper.rst b/user_guide_src/source/helpers/captcha_helper.rst
index 48095a11d..90244739b 100644
--- a/user_guide_src/source/helpers/captcha_helper.rst
+++ b/user_guide_src/source/helpers/captcha_helper.rst
@@ -102,7 +102,7 @@ Here is a table prototype
CREATE TABLE captcha (  
captcha_id bigint(13) unsigned NOT NULL auto_increment,  
captcha_time int(10) unsigned NOT NULL,  
- ip_address varchar(16) default '0' NOT NULL,  
+ ip_address varchar(45) NOT NULL,  
word varchar(20) NOT NULL,  
PRIMARY KEY `captcha_id` (`captcha_id`),  
KEY `word` (`word`)