diff --git a/package-lock.json b/package-lock.json
index dc32a01..a40b693 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1036,9 +1036,9 @@
       }
     },
     "moment": {
-      "version": "2.29.1",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.1.tgz",
-      "integrity": "sha512-kHmoybcPV8Sqy59DwNDY3Jefr64lK/by/da0ViFcuA4DH0vQg5Q6Ze5VimxkfQNSC+Mls/Kx53s7TjP1RhFEDQ=="
+      "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",
diff --git a/package.json b/package.json
index 582a679..c314156 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "@polymer/paper-styles": "^3.0.1",
     "@polymer/polymer": "^3.4.1",
     "echarts": "^4.9.0",
-    "moment": "^2.29.1"
+    "moment": "^2.29.4"
   },
   "devDependencies": {
     "@polymer/iron-component-page": "^4.0.0",