diff --git a/config.example.js b/config.example.js
index 10a0bb0..be165d5 100644
--- a/config.example.js
+++ b/config.example.js
@@ -16,15 +16,15 @@ var config = {
     amount: 50000                   // amount of skins for which all iamge types are deleted
   },
   directories: {
-    faces_dir: "images/faces/",     // directory where faces are kept. should have trailing "/"
-    helms_dir: "images/helms/",     // directory where helms are kept. should have trailing "/"
-    skins_dir: "images/skins/",     // directory where skins are kept. should have trailing "/"
-    renders_dir: "images/renders/", // directory where rendered skins are kept. should have trailing "/"
-    capes_dir: "images/capes/"      // directory where capes are kept. should have trailing "/"
+    faces: "images/faces/",         // directory where faces are kept. should have trailing "/"
+    helms: "images/helms/",         // directory where helms are kept. should have trailing "/"
+    skins: "images/skins/",         // directory where skins are kept. should have trailing "/"
+    renders: "images/renders/",     // directory where rendered skins are kept. should have trailing "/"
+    capes: "images/capes/"          // directory where capes are kept. should have trailing "/"
   },
   caching: {
-    local_cache_time: 1200,         // seconds until we will check if user's skin changed. should be > 60 to comply with Mojang's rate limit
-    browser_cache_time: 3600        // seconds until browser will request image again
+    local: 1200,                    // seconds until we will check if user's skin changed. should be > 60 to comply with Mojang's rate limit
+    browser: 3600                   // seconds until browser will request image again
   },
   server: {
     http_timeout: 1000,             // ms until connection to Mojang is dropped
diff --git a/lib/cache.js b/lib/cache.js
index f5ea38b..f3ac571 100644
--- a/lib/cache.js
+++ b/lib/cache.js
@@ -40,7 +40,7 @@ function connect_redis() {
 // the helms file is ignored because we only need 1 file to read/write from
 function update_file_date(rid, skin_hash) {
   if (skin_hash) {
-    var face_path = path.join(__dirname, "..", config.directories.faces_dir, skin_hash + ".png");
+    var face_path = path.join(__dirname, "..", config.directories.faces, skin_hash + ".png");
     fs.exists(face_path, function(exists) {
       if (exists) {
         var date = new Date();
@@ -99,7 +99,7 @@ exp.info = function(callback) {
 // callback: error
 exp.update_timestamp = function(rid, userId, hash, temp, callback) {
   logging.debug(rid, "updating cache timestamp");
-  var sub = temp ? (config.caching.local_cache_time - 60) : 0;
+  var sub = temp ? (config.caching.local - 60) : 0;
   var time = Date.now() - sub;
   // store userId in lower case if not null
   userId = userId && userId.toLowerCase();
diff --git a/lib/cleaner.js b/lib/cleaner.js
index 1d0c249..53924c5 100644
--- a/lib/cleaner.js
+++ b/lib/cleaner.js
@@ -35,7 +35,7 @@ function should_clean_redis(callback) {
 // callback: error, true|false
 function should_clean_disk(callback) {
   df({
-    file: path.join(__dirname, "..", config.directories.faces_dir),
+    file: path.join(__dirname, "..", config.directories.faces),
     prefixMultiplier: "KiB",
     isDisplayPrefixMultiplier: false,
     precision: 2
@@ -71,10 +71,10 @@ exp.run = function() {
       logging.error(err);
     } else if (clean) {
       logging.warn("DiskCleaner: Disk limit reached! Cleaning images now");
-      var facesdir = path.join(__dirname, "..", config.directories.faces_dir);
-      var helmdir = path.join(__dirname, "..", config.directories.helms_dir);
-      var renderdir = path.join(__dirname, "..", config.directories.renders_dir);
-      var skindir = path.join(__dirname, "..", config.directories.skins_dir);
+      var facesdir = path.join(__dirname, "..", config.directories.faces);
+      var helmdir = path.join(__dirname, "..", config.directories.helms);
+      var renderdir = path.join(__dirname, "..", config.directories.renders);
+      var skindir = path.join(__dirname, "..", config.directories.skins);
       fs.readdir(facesdir, function (readerr, files) {
         if (!readerr) {
           for (var i = 0, l = Math.min(files.length, config.cleaner.amount); i < l; i++) {
diff --git a/lib/helpers.js b/lib/helpers.js
index 9a0e577..ce2f527 100644
--- a/lib/helpers.js
+++ b/lib/helpers.js
@@ -30,9 +30,9 @@ function store_skin(rid, userId, profile, cache_details, callback) {
         });
       } else {
         logging.log(rid, "new skin hash:", skin_hash);
-        var facepath = path.join(__dirname, "..", config.directories.faces_dir, skin_hash + ".png");
-        var helmpath = path.join(__dirname, "..", config.directories.helms_dir, skin_hash + ".png");
-        var skinpath = path.join(__dirname, "..", config.directories.skins_dir, skin_hash + ".png");
+        var facepath = path.join(__dirname, "..", config.directories.faces, skin_hash + ".png");
+        var helmpath = path.join(__dirname, "..", config.directories.helms, skin_hash + ".png");
+        var skinpath = path.join(__dirname, "..", config.directories.skins, skin_hash + ".png");
         fs.exists(facepath, function(exists) {
           if (exists) {
             logging.log(rid, "skin already exists, not downloading");
@@ -87,7 +87,7 @@ function store_cape(rid, userId, profile, cache_details, callback) {
         });
       } else {
         logging.log(rid, "new cape hash:", cape_hash);
-        var capepath = path.join(__dirname, "..", config.directories.capes_dir, cape_hash + ".png");
+        var capepath = path.join(__dirname, "..", config.directories.capes, cape_hash + ".png");
         fs.exists(capepath, function(exists) {
           if (exists) {
             logging.log(rid, "cape already exists, not downloading");
@@ -223,7 +223,7 @@ exp.get_image_hash = function(rid, userId, type, callback) {
     if (err) {
       callback(err, -1, null);
     } else {
-      if (cache_details && cache_details[type] !== undefined && cache_details.time + config.caching.local_cache_time * 1000 >= Date.now()) {
+      if (cache_details && cache_details[type] !== undefined && cache_details.time + config.caching.local * 1000 >= Date.now()) {
         // use cached image
         logging.log(rid, "userId cached & recently updated");
         callback(null, (cached_hash ? 1 : 0), cached_hash);
@@ -261,8 +261,8 @@ exp.get_image_hash = function(rid, userId, type, callback) {
 exp.get_avatar = function(rid, userId, helm, size, callback) {
   exp.get_image_hash(rid, userId, "skin", function(err, status, skin_hash) {
     if (skin_hash) {
-      var facepath = path.join(__dirname, "..", config.directories.faces_dir, skin_hash + ".png");
-      var helmpath = path.join(__dirname, "..", config.directories.helms_dir, skin_hash + ".png");
+      var facepath = path.join(__dirname, "..", config.directories.faces, skin_hash + ".png");
+      var helmpath = path.join(__dirname, "..", config.directories.helms, skin_hash + ".png");
       var filepath = facepath;
       fs.exists(helmpath, function(exists) {
         if (helm && exists) {
@@ -288,7 +288,7 @@ exp.get_avatar = function(rid, userId, helm, size, callback) {
 exp.get_skin = function(rid, userId, callback) {
   exp.get_image_hash(rid, userId, "skin", function(err, status, skin_hash) {
     if (skin_hash) {
-      var skinpath = path.join(__dirname, "..", config.directories.skins_dir, skin_hash + ".png");
+      var skinpath = path.join(__dirname, "..", config.directories.skins, skin_hash + ".png");
       fs.exists(skinpath, function(exists) {
         if (exists) {
           logging.log(rid, "skin already exists, not downloading");
@@ -323,7 +323,7 @@ exp.get_render = function(rid, userId, scale, helm, body, callback) {
       callback(err, status, skin_hash, null);
       return;
     }
-    var renderpath = path.join(__dirname, "..", config.directories.renders_dir, [skin_hash, scale, get_type(helm, body)].join("-") + ".png");
+    var renderpath = path.join(__dirname, "..", config.directories.renders, [skin_hash, scale, get_type(helm, body)].join("-") + ".png");
     fs.exists(renderpath, function(exists) {
       if (exists) {
         renders.open_render(rid, renderpath, function(render_err, rendered_img) {
@@ -362,7 +362,7 @@ exp.get_cape = function(rid, userId, callback) {
       callback(err, null, status, null);
       return;
     }
-    var capepath = path.join(__dirname, "..", config.directories.capes_dir, cape_hash + ".png");
+    var capepath = path.join(__dirname, "..", config.directories.capes, cape_hash + ".png");
     fs.exists(capepath, function(exists) {
       if (exists) {
         logging.log(rid, "cape already exists, not downloading");
diff --git a/lib/response.js b/lib/response.js
index 5928fc1..fb0c921 100644
--- a/lib/response.js
+++ b/lib/response.js
@@ -39,7 +39,7 @@ module.exports = function(request, response, result) {
   // These headers are the same for every response
   var headers = {
     "Content-Type": (result.body && result.type) || "text/plain",
-    "Cache-Control": "max-age=" + config.caching.browser_cache_time + ", public",
+    "Cache-Control": "max-age=" + config.caching.browser + ", public",
     "Response-Time": Date.now() - request.start,
     "X-Request-ID": request.id,
     "Access-Control-Allow-Origin": "*"
diff --git a/lib/views/index.jade b/lib/views/index.jade
index 6fd0679..a0a7218 100644
--- a/lib/views/index.jade
+++ b/lib/views/index.jade
@@ -324,8 +324,8 @@ block content
             a(href="#meta-about-caching")
               h3 About Caching
             p
-              | Crafatar caches skins for #{config.caching.local_cache_time/60} minutes before checking for skin changes.<br>
-              | Images are cached in your browser for #{config.caching.browser_cache_time/60} minutes until a new request to Crafatar is made.<br>
+              | Crafatar caches skins for #{config.caching.local/60} minutes before checking for skin changes.<br>
+              | Images are cached in your browser for #{config.caching.browser/60} minutes until a new request to Crafatar is made.<br>
               | When you changed your skin you can try clearing your browser cache to see the change faster.
 
 
diff --git a/test/test.js b/test/test.js
index fb27d22..855f6ea 100644
--- a/test/test.js
+++ b/test/test.js
@@ -227,7 +227,7 @@ describe("Crafatar", function() {
       assert("" + res.headers["response-time"]);
       assert(res.headers["x-request-id"]);
       assert.equal(res.headers["access-control-allow-origin"], "*");
-      assert.equal(res.headers["cache-control"], "max-age=" + config.caching.browser_cache_time + ", public");
+      assert.equal(res.headers["cache-control"], "max-age=" + config.caching.browser + ", public");
     }
 
     // throws Exception when +url+ is requested with +etag+
@@ -895,12 +895,12 @@ describe("Crafatar", function() {
           console.log("can't run 'checked' test due to Mojang's rate limits :(");
         } else {
           it("should be checked", function(done) {
-            var original_cache_time = config.caching.local_cache_time;
-            config.caching.local_cache_time = 0;
+            var original_cache_time = config.caching.local;
+            config.caching.local = 0;
             helpers.get_avatar(rid, id, false, 160, function(err, status, image) {
               assert.ifError(err);
               assert.strictEqual(status, 3);
-              config.caching.local_cache_time = original_cache_time;
+              config.caching.local = original_cache_time;
               done();
             });
           });