diff --git a/tests/dbal/db_tools_test.php b/tests/dbal/db_tools_test.php
index 6cc2f8ec0f..51f9daacfb 100644
--- a/tests/dbal/db_tools_test.php
+++ b/tests/dbal/db_tools_test.php
@@ -288,13 +288,13 @@ class phpbb_dbal_db_tools_test extends phpbb_database_test_case
 		$this->assertTrue($this->tools->sql_column_exists('prefix_table_name', 'c_bug_12012_2'));
 
 		// Create index over the column
-		$this->assertFalse($this->tools->sql_index_exists('prefix_table_name', 'i_bug_12012_2'));
-		$this->assertTrue($this->tools->sql_create_index('prefix_table_name', 'i_bug_12012_2', array('c_bug_12012_2', 'c_bool')));
-		$this->assertTrue($this->tools->sql_index_exists('prefix_table_name', 'i_bug_12012_2'));
+		$this->assertFalse($this->tools->sql_index_exists('prefix_table_name', 'bug_12012_2'));
+		$this->assertTrue($this->tools->sql_create_index('prefix_table_name', 'bug_12012_2', array('c_bug_12012_2', 'c_bool')));
+		$this->assertTrue($this->tools->sql_index_exists('prefix_table_name', 'bug_12012_2'));
 
-		$this->assertFalse($this->tools->sql_index_exists('prefix_table_name', 'i_bug_12012_3'));
-		$this->assertTrue($this->tools->sql_create_index('prefix_table_name', 'i_bug_12012_3', array('c_bug_12012_2')));
-		$this->assertTrue($this->tools->sql_index_exists('prefix_table_name', 'i_bug_12012_3'));
+		$this->assertFalse($this->tools->sql_index_exists('prefix_table_name', 'bug_12012_3'));
+		$this->assertTrue($this->tools->sql_create_index('prefix_table_name', 'bug_12012_3', array('c_bug_12012_2')));
+		$this->assertTrue($this->tools->sql_index_exists('prefix_table_name', 'bug_12012_3'));
 
 		// Remove the column
 		$this->assertTrue($this->tools->sql_column_exists('prefix_table_name', 'c_bug_12012_2'));