diff --git a/bootstrap.sh b/bootstrap.sh
index aeb873e..4d03f28 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -11,7 +11,7 @@ function majorMinor() {
 
 function shouldInstallCommandLineTools() {
 	local macosVersion=$(majorMinor $(/usr/bin/sw_vers -productVersion))
-	if version_gt "${macosVersion}" "10.13"
+	if versionGT "${macosVersion}" "10.13"
 	then
 		! [[ -e "/Library/Developer/CommandLineTools/usr/bin/git" ]]
 	else
diff --git a/modules/02-single-filevault-user.sh b/modules/02-single-filevault-user.sh
index 5148e2c..1d50c44 100755
--- a/modules/02-single-filevault-user.sh
+++ b/modules/02-single-filevault-user.sh
@@ -51,7 +51,7 @@ function createLaunchDaemon() {
 			<string>${serviceName}</string>
 			<key>ProgramArguments</key>
 			<array>
-					<string>${$binaryPath}</string>
+					<string>${binaryPath}</string>
 					<string>${filevault_username}</string>
 			</array>
 			<key>OnDemand</key>
@@ -61,9 +61,8 @@ function createLaunchDaemon() {
 		</dict>
 	</plist>
 	LDAEMON
-	ensureRightAccess ${launchDaemonPath}
-	chown root:wheel $binaryPath
-	chmod ugo=r $binaryPath
+	chown root:wheel $launchDaemonPath
+	chmod ugo=r $launchDaemonPath
 }
 
 function enableLaunchDaemon() {
@@ -80,7 +79,7 @@ function createLaunchdService() {
 
 function configure_system() {
 	lop -y h1 -- -i 'Allow only Filevault user to unlock disk'
-	local binaryPath = '/usr/local/bin/ensure-single-filevault-user'
+	local binaryPath='/usr/local/bin/ensure-single-filevault-user'
 	indicateActivity -- 'Create ensurer binary' createEnsurerBinary
 	createLaunchdService
 }