diff --git a/db/update17.6.2.sql b/db/update17.6.2.sql
index 0d691d04d1..601887adc3 100644
--- a/db/update17.6.2.sql
+++ b/db/update17.6.2.sql
@@ -1,6 +1,6 @@
-ALTER TABLE `zt_kanban` ADD `colWidth` smallint(4) NOT NULL DEFAULT '0' AFTER `fluidBoard`;
-ALTER TABLE `zt_kanban` ADD `minColWidth` smallint(4) NOT NULL DEFAULT '0' AFTER `colWidth`;
-ALTER TABLE `zt_kanban` ADD `maxColWidth` smallint(4) NOT NULL DEFAULT '0' AFTER `minColWidth`;
-ALTER TABLE `zt_project` ADD `colWidth` smallint(4) NOT NULL DEFAULT '0' AFTER `fluidBoard`;
-ALTER TABLE `zt_project` ADD `minColWidth` smallint(4) NOT NULL DEFAULT '0' AFTER `colWidth`;
-ALTER TABLE `zt_project` ADD `maxColWidth` smallint(4) NOT NULL DEFAULT '0' AFTER `minColWidth`;
\ No newline at end of file
+ALTER TABLE `zt_kanban` ADD `colWidth` smallint(4) NOT NULL DEFAULT '264' AFTER `fluidBoard`;
+ALTER TABLE `zt_kanban` ADD `minColWidth` smallint(4) NOT NULL DEFAULT '180' AFTER `colWidth`;
+ALTER TABLE `zt_kanban` ADD `maxColWidth` smallint(4) NOT NULL DEFAULT '384' AFTER `minColWidth`;
+ALTER TABLE `zt_project` ADD `colWidth` smallint(4) NOT NULL DEFAULT '264' AFTER `fluidBoard`;
+ALTER TABLE `zt_project` ADD `minColWidth` smallint(4) NOT NULL DEFAULT '180' AFTER `colWidth`;
+ALTER TABLE `zt_project` ADD `maxColWidth` smallint(4) NOT NULL DEFAULT '384' AFTER `minColWidth`;
diff --git a/module/kanban/model.php b/module/kanban/model.php
index cda2e75b24..ae382c2ecc 100755
--- a/module/kanban/model.php
+++ b/module/kanban/model.php
@@ -2356,7 +2356,10 @@ class kanbanModel extends model
         $this->dao->update(TABLE_KANBAN)->data($kanban)
             ->autoCheck()
             ->batchCheck($this->config->kanban->edit->requiredFields, 'notempty')
-            ->checkIF($kanban->fluidBoard , 'maxColWidth', 'ge', $kanban->minColWidth)
+            ->batchCheck('colWidth,minColWidth,maxColWidth', 'int')
+            ->checkIF(!$kanban->fluidBoard, 'colWidth', 'gt', 0)
+            ->batchCheckIF($kanban->fluidBoard, 'minColWidth,maxColWidth', 'gt', 0)
+            ->checkIF($kanban->fluidBoard, 'maxColWidth', 'ge', $kanban->minColWidth)
             ->where('id')->eq($kanbanID)
             ->exec();