diff --git a/src/lib/constants.coffee b/src/lib/constants.coffee
deleted file mode 100644
index 72afbd63..00000000
--- a/src/lib/constants.coffee
+++ /dev/null
@@ -1,43 +0,0 @@
-{ checkString } = require './validation'
-
-bootMountPointFromEnv = checkString(process.env.BOOT_MOUNTPOINT)
-rootMountPoint = checkString(process.env.ROOT_MOUNTPOINT) ? '/mnt/root'
-
-supervisorNetworkInterface = 'supervisor0'
-
-module.exports =
-	rootMountPoint: rootMountPoint
-	databasePath: checkString(process.env.DATABASE_PATH) ? '/data/database.sqlite'
-	dockerSocket: process.env.DOCKER_SOCKET ? '/var/run/docker.sock'
-	supervisorImage: checkString(process.env.SUPERVISOR_IMAGE) ? 'resin/rpi-supervisor'
-	ledFile: checkString(process.env.LED_FILE) ? '/sys/class/leds/led0/brightness'
-	forceSecret: # Only used for development
-		api: checkString(process.env.RESIN_SUPERVISOR_SECRET) ? null
-		logsChannel: checkString(process.env.RESIN_SUPERVISOR_LOGS_CHANNEL) ? null
-	vpnStatusPath: checkString(process.env.VPN_STATUS_PATH) ? "#{rootMountPoint}/run/openvpn/vpn_status"
-	hostOSVersionPath: checkString(process.env.HOST_OS_VERSION_PATH) ? "#{rootMountPoint}/etc/os-release"
-	privateAppEnvVars: [
-		'RESIN_SUPERVISOR_API_KEY'
-		'RESIN_API_KEY'
-	]
-	dataPath: checkString(process.env.RESIN_DATA_PATH) ? '/resin-data'
-	bootMountPointFromEnv: bootMountPointFromEnv
-	bootMountPoint: bootMountPointFromEnv ? '/boot'
-	configJsonPathOnHost: checkString(process.env.CONFIG_JSON_PATH)
-	proxyvisorHookReceiver: checkString(process.env.RESIN_PROXYVISOR_HOOK_RECEIVER) ? 'http://0.0.0.0:1337'
-	apiEndpointFromEnv: checkString(process.env.API_ENDPOINT)
-	configJsonNonAtomicPath: '/boot/config.json'
-	defaultPubnubSubscribeKey: process.env.DEFAULT_PUBNUB_SUBSCRIBE_KEY
-	defaultPubnubPublishKey: process.env.DEFAULT_PUBNUB_PUBLISH_KEY
-	defaultMixpanelToken: process.env.DEFAULT_MIXPANEL_TOKEN
-	supervisorNetworkInterface: supervisorNetworkInterface
-	allowedInterfaces: ['resin-vpn', 'tun0', 'docker0', 'lo', supervisorNetworkInterface]
-	appsJsonPath: process.env.APPS_JSON_PATH ? '/boot/apps.json'
-	ipAddressUpdateInterval: 30 * 1000
-	imageCleanupErrorIgnoreTimeout: 3600 * 1000
-	maxDeltaDownloads: 3
-	defaultVolumeLabels: {
-		'io.resin.supervised': 'true'
-	}
-
-process.env.DOCKER_HOST ?= "unix://#{module.exports.dockerSocket}"
diff --git a/src/lib/constants.ts b/src/lib/constants.ts
new file mode 100644
index 00000000..12d34f2c
--- /dev/null
+++ b/src/lib/constants.ts
@@ -0,0 +1,48 @@
+import { checkString } from './validation';
+
+const bootMountPointFromEnv = checkString(process.env.BOOT_MOUNTPOINT);
+const rootMountPoint = checkString(process.env.ROOT_MOUNTPOINT) || '/mnt/root';
+
+const supervisorNetworkInterface = 'supervisor0';
+
+const constants = {
+	rootMountPoint,
+	databasePath: checkString(process.env.DATABASE_PATH) || '/data/database.sqlite',
+	dockerSocket: process.env.DOCKER_SOCKET || '/var/run/docker.sock',
+	supervisorImage: checkString(process.env.SUPERVISOR_IMAGE) || 'resin/rpi-supervisor',
+	ledFile: checkString(process.env.LED_FILE) || '/sys/class/leds/led0/brightness',
+	vpnStatusPath:
+		checkString(process.env.VPN_STATUS_PATH) || `${rootMountPoint}/run/openvpn/vpn_status`,
+	hostOSVersionPath:
+		checkString(process.env.HOST_OS_VERSION_PATH) || `${rootMountPoint}/etc/os-release`,
+	privateAppEnvVars: [
+		'RESIN_SUPERVISOR_API_KEY',
+		'RESIN_API_KEY',
+	],
+	dataPath: checkString(process.env.RESIN_DATA_PATH) || '/resin-data',
+	bootMountPointFromEnv,
+	bootMountPoint: bootMountPointFromEnv || '/boot',
+	configJsonPathOnHost: checkString(process.env.CONFIG_JSON_PATH),
+	proxyvisorHookReceiver:
+		checkString(process.env.RESIN_PROXYVISOR_HOOK_RECEIVER) || 'http://0.0.0.0:1337',
+	apiEndpointFromEnv: checkString(process.env.API_ENDPOINT),
+	configJsonNonAtomicPath: '/boot/config.json',
+	defaultPubnubSubscribeKey: process.env.DEFAULT_PUBNUB_SUBSCRIBE_KEY,
+	defaultPubnubPublishKey: process.env.DEFAULT_PUBNUB_PUBLISH_KEY,
+	defaultMixpanelToken: process.env.DEFAULT_MIXPANEL_TOKEN,
+	supervisorNetworkInterface: supervisorNetworkInterface,
+	allowedInterfaces: [ 'resin-vpn', 'tun0', 'docker0', 'lo', supervisorNetworkInterface ],
+	appsJsonPath: process.env.APPS_JSON_PATH || '/boot/apps.json',
+	ipAddressUpdateInterval: 30 * 1000,
+	imageCleanupErrorIgnoreTimeout: 3600 * 1000,
+	maxDeltaDownloads: 3,
+	defaultVolumeLabels: {
+		'io.resin.supervised': 'true',
+	},
+};
+
+if (process.env.DOCKER_HOST == null) {
+	process.env.DOCKER_HOST = `unix://${constants.dockerSocket}`;
+}
+
+export = constants;