diff --git a/service/package.json b/service/package.json
index 627d6d2..553632d 100644
--- a/service/package.json
+++ b/service/package.json
@@ -22,7 +22,7 @@
     "url": "https://github.com/FronterAS/retrospectacular/issues"
   },
   "dependencies": {
-    "express": "~3.4.6",
+    "express": "~4.17.1",
     "q": "~0.9.7",
     "lodash": "~2.4.1",
     "elasticsearch": "~1.0.3",