diff --git a/cyclotron-svc/package.json b/cyclotron-svc/package.json
index 41579b7..1eb7705 100644
--- a/cyclotron-svc/package.json
+++ b/cyclotron-svc/package.json
@@ -22,7 +22,7 @@
     "compression": "~1.4.4",
     "elasticsearch": "^11.0.1",
     "errorhandler": "~1.3.6",
-    "express": "~4.12.4",
+    "express": "~4.20.0",
     "highland": "^3.0.0-beta.2",
     "ip": "0.3.0",
     "json2csv": "^3.6.3",