diff --git a/tests/databases/mysql-qb.php b/tests/databases/mysql-qb.php
index baca0b3..803074c 100644
--- a/tests/databases/mysql-qb.php
+++ b/tests/databases/mysql-qb.php
@@ -29,7 +29,7 @@ class MySQLQBTest extends QBTest {
 			
 			// echo '<hr /> MySQL Queries <hr />';	
 		}
-		elseif ( ! empty($_ENV['CI']))
+		elseif ( ! empty(getenv('CI')))
 		{
 			$params = array(
 				'host' => '127.0.0.1',
diff --git a/tests/databases/mysql.php b/tests/databases/mysql.php
index f4e9feb..ab4fcb5 100644
--- a/tests/databases/mysql.php
+++ b/tests/databases/mysql.php
@@ -29,7 +29,7 @@ class MySQLTest extends DBTest {
 			
 			$this->db = new MySQL("host={$params->host};port={$params->port};dbname={$params->database}", $params->user, $params->pass);
 		}
-		elseif ( ! empty($_ENV['CI']))
+		elseif ( ! empty(getenv('CI')))
 		{
 			$this->db = new MySQL('host=127.0.0.1;port=3306;dbname=test', 'root');
 		}
diff --git a/tests/databases/pgsql-qb.php b/tests/databases/pgsql-qb.php
index 941bf9e..9d1314e 100644
--- a/tests/databases/pgsql-qb.php
+++ b/tests/databases/pgsql-qb.php
@@ -30,7 +30,7 @@ class PgSQLQBTest extends QBTest {
 			// echo '<hr /> Postgres Queries <hr />';		
 			
 		}
-		elseif ( ! empty($_ENV['CI']))
+		elseif ( ! empty(getenv('CI')))
 		{
 			$params = array(
 				'host' => '127.0.0.1',
diff --git a/tests/databases/pgsql.php b/tests/databases/pgsql.php
index a95579b..c61e630 100644
--- a/tests/databases/pgsql.php
+++ b/tests/databases/pgsql.php
@@ -34,7 +34,7 @@ class PgTest extends DBTest {
 			
 			$this->db = new PgSQL("host={$params->host};port={$params->port};dbname={$params->database}", $params->user, $params->pass);
 		}
-		elseif ( ! empty($_ENV['CI']))
+		elseif ( ! empty(getenv('CI')))
 		{
 			$this->db = new PgSQL('host=127.0.0.1;port=5432;dbname=test', 'postgres');
 		}