diff --git a/system/database/DB_utility.php b/system/database/DB_utility.php
index aff3cf8..4562b97 100644
--- a/system/database/DB_utility.php
+++ b/system/database/DB_utility.php
@@ -320,15 +320,15 @@
 
 		// Set up our default preferences
 		$prefs = array(
-				'tables'				=> array(),
-				'ignore'				=> array(),
-				'filename'				=> '',
-				'format'				=> 'gzip', // gzip, zip, txt
-				'add_drop'				=> TRUE,
-				'add_insert'			=> TRUE,
-				'newline'				=> "\n",
-				'foreign_key_checks'	=> TRUE
-			);
+			'tables'		=> array(),
+			'ignore'		=> array(),
+			'filename'		=> '',
+			'format'		=> 'gzip', // gzip, zip, txt
+			'add_drop'		=> TRUE,
+			'add_insert'		=> TRUE,
+			'newline'		=> "\n",
+			'foreign_key_checks'	=> TRUE
+		);
 
 		// Did the user submit any preferences? If so set them....
 		if (count($params) > 0)
diff --git a/system/database/drivers/mysql/mysql_utility.php b/system/database/drivers/mysql/mysql_utility.php
index f118033..94ef95a 100644
--- a/system/database/drivers/mysql/mysql_utility.php
+++ b/system/database/drivers/mysql/mysql_utility.php
@@ -80,7 +80,7 @@
 		// Do we need to include a statement to disable foreign key checks?
 		if ($foreign_key_checks === FALSE)
 		{
-			$output .= "SET foreign_key_checks = 0;".$newline;
+			$output .= 'SET foreign_key_checks = 0;'.$newline;
 		}
 
 		foreach ( (array) $tables as $table)
@@ -191,7 +191,7 @@
 		// Do we need to include a statement to re-enable foreign key checks?
 		if ($foreign_key_checks === FALSE)
 		{
-			$output .= "SET foreign_key_checks = 1;".$newline;
+			$output .= 'SET foreign_key_checks = 1;'.$newline;
 		}
 
 		return $output;
diff --git a/system/database/drivers/mysqli/mysqli_utility.php b/system/database/drivers/mysqli/mysqli_utility.php
index 2edf38c..f6688bc 100644
--- a/system/database/drivers/mysqli/mysqli_utility.php
+++ b/system/database/drivers/mysqli/mysqli_utility.php
@@ -80,7 +80,7 @@
 		// Do we need to include a statement to disable foreign key checks?
 		if ($foreign_key_checks === FALSE)
 		{
-			$output .= "SET foreign_key_checks = 0;".$newline;
+			$output .= 'SET foreign_key_checks = 0;'.$newline;
 		}
 
 		foreach ( (array) $tables as $table)
@@ -191,7 +191,7 @@
 		// Do we need to include a statement to re-enable foreign key checks?
 		if ($foreign_key_checks === FALSE)
 		{
-			$output .= "SET foreign_key_checks = 1;".$newline;
+			$output .= 'SET foreign_key_checks = 1;'.$newline;
 		}
 
 		return $output;
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index cc9afc4..5534a1e 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -184,7 +184,7 @@
 	 - Added support for passing a custom database object to the loader.
 	 - Modified the class to no longer extend :doc:`Database Forge <database/forge>`, which has been a deprecated behavior for awhile.
 	 - Overall improved support for all of the drivers.
-     - Added 'foreign_key_checks' option to MySQL/MySQLi backup, allowing statement to disable/re-enable foreign key checks to be inserted into the backup output.
+	 - Added *foreign_key_checks* option to MySQL/MySQLi backup, allowing statement to disable/re-enable foreign key checks to be inserted into the backup output.
 
 -  Libraries