diff --git a/install/data/install.sql b/install/data/install.sql
index b6d57c7..0bb322b 100644
--- a/install/data/install.sql
+++ b/install/data/install.sql
@@ -453,7 +453,7 @@ CREATE TABLE dzz_document_reversion (
 
 DROP TABLE IF EXISTS dzz_failedlogin;
 CREATE TABLE dzz_failedlogin (
-  ip char(15) NOT NULL DEFAULT '',
+  ip varchar(45) NOT NULL DEFAULT '',
   username char(32) NOT NULL DEFAULT '',
   count tinyint(1) unsigned NOT NULL DEFAULT '0',
   lastupdate int(10) unsigned NOT NULL DEFAULT '0',
@@ -1371,4 +1371,4 @@ CREATE TABLE dzz_hooks (
   PRIMARY KEY (id),
   KEY app_market_id (`name`),
   KEY priority (priority)
-) ENGINE=MyISAM;
+) ENGINE=MyISAM;
\ No newline at end of file