diff --git a/app/services/PolyUserServ.js b/app/services/PolyUserServ.js
index 901aa95..4804b44 100644
--- a/app/services/PolyUserServ.js
+++ b/app/services/PolyUserServ.js
@@ -4,7 +4,9 @@ var Client = require('ssh2').Client;
 var creds = require('../../config/sshAuth');
 var NodeCache = require("node-cache");
 
-var cache = new NodeCache();
+var cache = new NodeCache({
+    stdTTL: 24 * 60 * 60
+});
 
 var PolyUserServ = {};
 
@@ -125,10 +127,10 @@ PolyUserServ.get = function (login, cb) {
         if (err) {
             cb(err);
         } else {
-            if (data[login] === undefined) {
-                PolyUserServ.add(login, cb);
+            if (data) {
+                cb(null, data);
             } else {
-                cb(null, data[login]);
+                PolyUserServ.add(login, cb);
             }
         }
     });
diff --git a/package.json b/package.json
index 619a01a..3b995f6 100644
--- a/package.json
+++ b/package.json
@@ -4,15 +4,14 @@
   "repository": "https://github.com/ClubInfoPolytechLille/ci-site",
   "dependencies": {
     "async": "^0.9.0",
-    "body-parser": "^1.12.2",
+    "body-parser": "^1.12.3",
     "compression": "^1.4.3",
-    "connect-mongo": "^0.8.0",
+    "connect-mongo": "^0.8.1",
     "cookie-parser": "^1.3.4",
     "express": "^4.12.3",
-    "express-http-proxy": "^0.5.0",
     "express-session": "^1.11.1",
-    "mongoose": "^4.0.1",
-    "node-cache": "^1.1.0",
+    "mongoose": "^4.0.2",
+    "node-cache": "^2.1.1",
     "node-line-reader": "0.0.2",
     "serve-favicon": "^2.2.0",
     "ssh2": "^0.4.6",
--
libgit2 0.21.2