diff --git a/chapter8/PacktCoin/package-lock.json b/chapter8/PacktCoin/package-lock.json
index 2b13f0f..e96d690 100644
--- a/chapter8/PacktCoin/package-lock.json
+++ b/chapter8/PacktCoin/package-lock.json
@@ -1453,9 +1453,9 @@
       "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
     },
     "moment": {
-      "version": "2.22.2",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.22.2.tgz",
-      "integrity": "sha1-PCV/mDn8DpP/UxSWMiOeuQeD/2Y="
+      "version": "2.29.4",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.4.tgz",
+      "integrity": "sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w=="
     },
     "ms": {
       "version": "2.0.0",