diff --git a/package.json b/package.json
index b934dbd..4e31eb3 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "compression": "1.6.2",
     "cookie-parser": "1.4.3",
     "expect.js": "0.3.1",
-    "express-session": "1.15.2",
+    "express-session": "1.15.5",
     "glob": "7.1.1",
     "lodash": "^4.17.4",
     "mv": "2.1.1",