diff --git a/module/block/zen.php b/module/block/zen.php
index 70de756a15..3f32959e82 100644
--- a/module/block/zen.php
+++ b/module/block/zen.php
@@ -621,7 +621,7 @@ class blockZen extends block
         $this->view->projects  = $this->loadModel('project')->getPairsByProgram();
         $this->view->testtasks = $this->dao->select("DISTINCT t1.*,t2.name as productName,t2.shadow,t3.name as buildName,t4.name as projectName, CONCAT(t4.name, '/', t3.name) as executionBuild")->from(TABLE_TESTTASK)->alias('t1')
             ->leftJoin(TABLE_PRODUCT)->alias('t2')->on('t1.product=t2.id')
-            ->leftJoin(TABLE_BUILD)->alias('t3')->on('t1.build=CAST(t3.id AS VARCHAR(20))')
+            ->leftJoin(TABLE_BUILD)->alias('t3')->on('t1.build=CAST(t3.id AS CHAR)')
             ->leftJoin(TABLE_PROJECT)->alias('t4')->on('t1.execution=t4.id')
             ->leftJoin(TABLE_PROJECTPRODUCT)->alias('t5')->on('t1.execution=t5.project')
             ->where('t1.deleted')->eq('0')
@@ -1572,7 +1572,7 @@ class blockZen extends block
         $this->view->project   = $this->loadModel('project')->getByID($this->session->project);
         $this->view->testtasks = $this->dao->select("DISTINCT t1.*,t2.name as productName,t2.shadow,t3.name as buildName,t4.name as executionName, CONCAT(t4.name, '/', t3.name) as executionBuild")->from(TABLE_TESTTASK)->alias('t1')
             ->leftJoin(TABLE_PRODUCT)->alias('t2')->on('t1.product=t2.id')
-            ->leftJoin(TABLE_BUILD)->alias('t3')->on('t1.build=CAST(t3.id AS VARCHAR(20))')
+            ->leftJoin(TABLE_BUILD)->alias('t3')->on('t1.build=CAST(t3.id AS CHAR)')
             ->leftJoin(TABLE_PROJECT)->alias('t4')->on('t1.execution=t4.id')
             ->leftJoin(TABLE_PROJECTPRODUCT)->alias('t5')->on('t1.project=t5.project')
             ->where('t1.deleted')->eq('0')
diff --git a/module/doc/model.php b/module/doc/model.php
index 6d317ed76b..e2676bda90 100644
--- a/module/doc/model.php
+++ b/module/doc/model.php
@@ -775,7 +775,7 @@ class docModel extends model
     public function getDocsOfLibs(array $libs, string $spaceType, int $excludeID = 0, $queryTemplate = false): array
     {
         $docs = $this->dao->select('t1.*')->from(TABLE_DOC)->alias('t1')
-            ->leftJoin(TABLE_MODULE)->alias('t2')->on('t1.module=CAST(t2.id AS VARCHAR(20))')
+            ->leftJoin(TABLE_MODULE)->alias('t2')->on('t1.module=CAST(t2.id AS CHAR)')
             ->where('t1.lib')->in($libs)
             ->andWhere('t1.vision')->eq($this->config->vision)
             ->beginIF(!$queryTemplate)->andWhere('t1.templateType')->eq('')->andWhere('t2.type')->eq('doc')->fi()
diff --git a/module/testtask/model.php b/module/testtask/model.php
index a7c7554e66..ac7e149fc6 100755
--- a/module/testtask/model.php
+++ b/module/testtask/model.php
@@ -157,7 +157,7 @@ class testtaskModel extends model
     {
         $tasks = $this->dao->select('t1.*, t1.id AS idName, t5.multiple, IF(t4.shadow = 1, t5.name, t4.name) AS productName, t3.name AS executionName, t2.name AS buildName, t2.branch AS branch, t5.name AS projectName, t4.`order` AS productOrder')
             ->from(TABLE_TESTTASK)->alias('t1')
-            ->leftJoin(TABLE_BUILD)->alias('t2')->on('t1.build = CAST(t2.id AS VARCHAR(20))')
+            ->leftJoin(TABLE_BUILD)->alias('t2')->on('t1.build = CAST(t2.id AS CHAR)')
             ->leftJoin(TABLE_EXECUTION)->alias('t3')->on('t1.execution = t3.id')
             ->leftJoin(TABLE_PRODUCT)->alias('t4')->on('t1.product = t4.id')
             ->leftJoin(TABLE_PROJECT)->alias('t5')->on('t3.project = t5.id')
@@ -190,7 +190,7 @@ class testtaskModel extends model
 
         return $this->dao->select('t1.*, t2.name AS buildName, t3.name AS productName')
             ->from(TABLE_TESTTASK)->alias('t1')
-            ->leftJoin(TABLE_BUILD)->alias('t2')->on('t1.build = CAST(t2.id AS VARCHAR(20))')
+            ->leftJoin(TABLE_BUILD)->alias('t2')->on('t1.build = CAST(t2.id AS CHAR)')
             ->leftJoin(TABLE_PRODUCT)->alias('t3')->on('t1.product = t3.id')
             ->where('t1.deleted')->eq('0')
             ->beginIF($objectType == 'execution')->andWhere('t1.execution')->eq((int)$executionID)->fi()
@@ -317,7 +317,7 @@ class testtaskModel extends model
         return $this->dao->select("t1.*, t2.name AS executionName, t2.multiple AS executionMultiple, t5.name AS projectName, t3.name AS buildName, t4.name AS productName, CONCAT(t2.name, '/', t3.name) as executionBuild")
             ->from(TABLE_TESTTASK)->alias('t1')
             ->leftJoin(TABLE_EXECUTION)->alias('t2')->on('t1.execution = t2.id')
-            ->leftJoin(TABLE_BUILD)->alias('t3')->on('t1.build = CAST(t3.id AS VARCHAR(20))')
+            ->leftJoin(TABLE_BUILD)->alias('t3')->on('t1.build = CAST(t3.id AS CHAR)')
             ->leftJoin(TABLE_PRODUCT)->alias('t4')->on('t1.product = t4.id')
             ->leftJoin(TABLE_PROJECT)->alias('t5')->on('t2.project = t5.id')
             ->where('t1.deleted')->eq('0')
diff --git a/module/testtask/tao.php b/module/testtask/tao.php
index aaa8314390..34e2d334d5 100644
--- a/module/testtask/tao.php
+++ b/module/testtask/tao.php
@@ -25,7 +25,7 @@ class testtaskTao extends testtaskModel
             ->from(TABLE_TESTTASK)->alias('t1')
             ->leftJoin(TABLE_PRODUCT)->alias('t2')->on('t1.product = t2.id')
             ->leftJoin(TABLE_EXECUTION)->alias('t3')->on('t1.execution = t3.id')
-            ->leftJoin(TABLE_BUILD)->alias('t4')->on('t1.build = CAST(t4.id AS VARCHAR(20))')
+            ->leftJoin(TABLE_BUILD)->alias('t4')->on('t1.build = CAST(t4.id AS CHAR)')
             ->leftJoin(TABLE_PROJECT)->alias('t5')->on('t1.project = t5.id')
             ->where('t1.deleted')->eq(0)
             ->andWhere('t2.deleted')->eq(0)