diff --git a/CHANGELOG b/CHANGELOG
index 461b33d..f777ee4 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -3,6 +3,7 @@
 ======================
 Version    Description
 
+1.0.74......Use sysrc to manage jail startup variables.
 1.0.73......Fix typo and minor changes.
 1.0.72......Add jail cloning ability to WebGUI utilities and minor changes.
 1.0.71......Enable all options by default.
diff --git a/gui/bastille_manager_jconf.php b/gui/bastille_manager_jconf.php
index f15df15..870c568 100644
--- a/gui/bastille_manager_jconf.php
+++ b/gui/bastille_manager_jconf.php
@@ -304,7 +304,7 @@ if ($_POST):
 				if (isset($_POST['autostart']) && $_POST['autostart']):
 					if($jail_name_def !== $jail_name):
 						// Remove obsolete variable.
-						exec("/usr/bin/sed -i '' 's/{$jail_name_def}_AUTO_START.*//' $configfile");
+						exec("/usr/sbin/sysrc -f $configfile -x {$jail_name_def}_AUTO_START");
 					endif;
 					$cmd = ("/usr/sbin/sysrc -f $configfile {$jail_name}_AUTO_START=\"YES\"");
 					unset($output,$retval);mwexec2($cmd,$output,$retval);
@@ -316,9 +316,9 @@ if ($_POST):
 				else:
 					if($jail_name_def !== $jail_name):
 						// Remove obsolete variable.
-						exec("/usr/bin/sed -i '' 's/{$jail_name_def}_AUTO_START.*//' $configfile");
+						exec("/usr/sbin/sysrc -f $configfile -x {$jail_name_def}_AUTO_START");
 					endif;
-					$cmd = ("/usr/bin/sed -i '' 's/{$jail_name}_AUTO_START.*//' $configfile");
+					$cmd = ("/usr/sbin/sysrc -f $configfile -x {$jail_name}_AUTO_START");
 					unset($output,$retval);mwexec2($cmd,$output,$retval);
 					if($retval == 0):
 						//$savemsg .= gtext("Autostart changed successfully.");
diff --git a/gui/bastille_manager_util.php b/gui/bastille_manager_util.php
index 2ff66c3..cd445ea 100644
--- a/gui/bastille_manager_util.php
+++ b/gui/bastille_manager_util.php
@@ -241,7 +241,7 @@ if($_POST):
 					$container['jailname'] = $_POST['jailname'];
 					$confirm_name = $pconfig['confirmname'];
 					$item = $container['jailname'];
-					$cmd = ("/usr/sbin/sysrc -f {$configfile} {$item}_AUTO_START=\"NO\"");
+					$cmd = ("/usr/sbin/sysrc -f {$configfile} -x {$item}_AUTO_START");
 					unset($output,$retval);mwexec2($cmd,$output,$retval);
 					if($retval == 0):
 						header('Location: bastille_manager_gui.php');
diff --git a/version b/version
index be1dcc8..ea2f1d3 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-1.0.73
+1.0.74