diff --git a/caliper-peerplays/packages/caliper-core/package.json b/caliper-peerplays/packages/caliper-core/package.json
index 719f7d7..df04178 100644
--- a/caliper-peerplays/packages/caliper-core/package.json
+++ b/caliper-peerplays/packages/caliper-core/package.json
@@ -25,7 +25,7 @@
         "color-scheme": "^1.0.1",
         "compare-versions": "^3.4.0",
         "dockerode": "3.1.0",
-        "express": "4.17.1",
+        "express": "4.19.2",
         "fs-extra": "8.1.0",
         "js-yaml": "^3.13.1",
         "mustache": "^2.3.0",