diff --git a/src/apps.js b/src/apps.js
index 1ec80dbff..81144a151 100644
--- a/src/apps.js
+++ b/src/apps.js
@@ -74,8 +74,6 @@ var BACKUP_APP_CMD = path.join(__dirname, 'scripts/backupapp.sh'),
     RESTORE_APP_CMD = path.join(__dirname, 'scripts/restoreapp.sh'),
     BACKUP_SWAP_CMD = path.join(__dirname, 'scripts/backupswap.sh');
 
-var DEFAULT_MEMORY_LIMIT = (256 * 1024 * 1024);
-
 function debugApp(app, args) {
     assert(!app || typeof app === 'object');
 
@@ -218,7 +216,7 @@ function validateMemoryLimit(manifest, memoryLimit) {
     assert.strictEqual(typeof manifest, 'object');
     assert.strictEqual(typeof memoryLimit, 'number');
 
-    var min = manifest.memoryLimit || DEFAULT_MEMORY_LIMIT;
+    var min = manifest.memoryLimit || constants.DEFAULT_MEMORY_LIMIT;
     var max = (4096 * 1024 * 1024);
 
     // allow 0, which indicates that it is not set, the one from the manifest will be choosen but we don't commit any user value
@@ -380,7 +378,7 @@ function install(appId, appStoreId, manifest, location, portBindings, accessRest
     if (error) return callback(new AppsError(AppsError.BAD_FIELD, error.message));
 
     // memoryLimit might come in as 0 if not specified
-    memoryLimit = memoryLimit || manifest.memoryLimit || DEFAULT_MEMORY_LIMIT;
+    memoryLimit = memoryLimit || manifest.memoryLimit || constants.DEFAULT_MEMORY_LIMIT;
 
     // singleUser mode requires accessRestriction to contain exactly one user
     if (manifest.singleUser && accessRestriction === null) return callback(new AppsError(AppsError.USER_REQUIRED));
@@ -450,7 +448,7 @@ function configure(appId, location, portBindings, accessRestriction, oauthProxy,
         if (error) return callback(new AppsError(AppsError.BAD_FIELD, error.message));
 
         // memoryLimit might come in as 0 if not specified
-        memoryLimit = memoryLimit || app.memoryLimit || app.manifest.memoryLimit || DEFAULT_MEMORY_LIMIT;
+        memoryLimit = memoryLimit || app.memoryLimit || app.manifest.memoryLimit || constants.DEFAULT_MEMORY_LIMIT;
 
         // save cert to data/box/certs
         if (cert && key) {
diff --git a/src/constants.js b/src/constants.js
index 23476ceb7..6b68a9bfd 100644
--- a/src/constants.js
+++ b/src/constants.js
@@ -7,6 +7,8 @@ exports = module.exports = {
     ADMIN_NAME: 'Settings',
 
     ADMIN_CLIENT_ID: 'webadmin', // oauth client id
-    ADMIN_APPID: 'admin' // admin appid (settingsdb)
+    ADMIN_APPID: 'admin', // admin appid (settingsdb)
+
+    DEFAULT_MEMORY_LIMIT: (256 * 1024 * 1024)
 };
 
diff --git a/src/docker.js b/src/docker.js
index 7b36f4cc1..03dafba52 100644
--- a/src/docker.js
+++ b/src/docker.js
@@ -4,6 +4,7 @@ var addons = require('./addons.js'),
     async = require('async'),
     assert = require('assert'),
     config = require('./config.js'),
+    constants = require('./constants.js'),
     debug = require('debug')('box:src/docker.js'),
     Docker = require('dockerode'),
     safe = require('safetydance'),
@@ -160,7 +161,7 @@ function createSubcontainer(app, name, cmd, options, callback) {
     var memoryLimit = app.memoryLimit || manifest.memoryLimit;
 
     // ensure we never go below minimum
-    memoryLimit = memoryLimit < (1024 * 1024 * 256) ? (1024 * 1024 * 256) : memoryLimit; // 256mb by default
+    memoryLimit = memoryLimit < constants.DEFAULT_MEMORY_LIMIT ? constants.DEFAULT_MEMORY_LIMIT : memoryLimit; // 256mb by default
 
     // developerMode does not restrict memory usage
     memoryLimit = developmentMode ? 0 : memoryLimit;