diff --git a/controllers/albumsController.js b/controllers/albumsController.js
index 235513f..c2c662a 100644
--- a/controllers/albumsController.js
+++ b/controllers/albumsController.js
@@ -22,7 +22,7 @@ const self = {
   onHold: new Set()
 }
 
-const homeDomain = config.homeDomain || config.domain
+const homeDomain = utils.conf.homeDomain || utils.conf.domain
 
 const zipMaxTotalSize = parseInt(config.cloudflare.zipMaxTotalSize)
 const zipMaxTotalSizeBytes = zipMaxTotalSize * 1e6
@@ -447,14 +447,14 @@ self.get = async (req, res, next) => {
 
     for (const file of files) {
       if (req._upstreamCompat) {
-        file.url = `${config.domain}/${file.name}`
+        file.url = `${utils.conf.domain}/${file.name}`
       } else {
-        file.file = `${config.domain}/${file.name}`
+        file.file = `${utils.conf.domain}/${file.name}`
       }
 
       const extname = utils.extname(file.name)
       if (utils.mayGenerateThumb(extname)) {
-        file.thumb = `${config.domain}/thumbs/${file.name.slice(0, -extname.length)}.png`
+        file.thumb = `${utils.conf.domain}/thumbs/${file.name.slice(0, -extname.length)}.png`
         if (req._upstreamCompat) file.thumbSquare = file.thumb
       }
     }
diff --git a/controllers/uploadController.js b/controllers/uploadController.js
index 978b968..62fc4e2 100644
--- a/controllers/uploadController.js
+++ b/controllers/uploadController.js
@@ -938,7 +938,7 @@ self.sendUploadResponse = async (req, res, user, result) => {
     files: result.map(file => {
       const map = {
         name: file.name,
-        url: `${config.domain ? `${config.domain}/` : ''}${file.name}`
+        url: `${utils.conf.domain ? `${utils.conf.domain}/` : ''}${file.name}`
       }
 
       // If a temporary upload, add expiry date
@@ -1021,7 +1021,7 @@ self.list = async (req, res, next) => {
     const ismoderator = perms.is(user, 'moderator')
     if (all && !ismoderator) return res.status(403).end()
 
-    const basedomain = config.domain
+    const basedomain = utils.conf.domain
 
     // Thresholds for regular users
     const MAX_WILDCARDS_IN_KEY = 2
diff --git a/controllers/utilsController.js b/controllers/utilsController.js
index 43cdeab..a770d1e 100644
--- a/controllers/utilsController.js
+++ b/controllers/utilsController.js
@@ -16,6 +16,12 @@ const logger = require('./../logger')
 
 const self = {
   db: knex(config.database),
+  conf: {
+    // Allow some config options to be overriden via env vars
+    port: process.env.PORT || config.port,
+    domain: process.env.DOMAIN || config.domain,
+    homeDomain: process.env.HOME_DOMAIN || config.homeDomain
+  },
   scan: {
     instance: null,
     version: null,
@@ -632,8 +638,8 @@ self.purgeCloudflareCache = async (names, uploads, thumbs) => {
     return [{ success: false, files: [], errors }]
   }
 
-  let domain = config.domain
-  if (!uploads) domain = config.homeDomain
+  let domain = self.conf.domain
+  if (!uploads) domain = self.conf.homeDomain
 
   const thumbNames = []
   names = names.map(name => {
diff --git a/lolisafe.js b/lolisafe.js
index b05aabd..f92b9ca 100644
--- a/lolisafe.js
+++ b/lolisafe.js
@@ -343,8 +343,8 @@ safe.use('/api', api)
     }
 
     // Binds Express to port
-    await new Promise(resolve => safe.listen(config.port, () => resolve()))
-    logger.log(`lolisafe started on port ${config.port}`)
+    await new Promise(resolve => safe.listen(utils.conf.port, () => resolve()))
+    logger.log(`lolisafe started on port ${utils.conf.port}`)
 
     // Cache control (safe.fiery.me)
     // Purge Cloudflare cache