diff --git a/package-lock.json b/package-lock.json
index 49ae2f6..7d20297 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -370,9 +370,9 @@
       }
     },
     "chart.js": {
-      "version": "2.9.3",
-      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-2.9.3.tgz",
-      "integrity": "sha512-+2jlOobSk52c1VU6fzkh3UwqHMdSlgH1xFv9FKMqHiNCpXsGPQa/+81AFa+i3jZ253Mq9aAycPwDjnn1XbRNNw==",
+      "version": "2.9.4",
+      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-2.9.4.tgz",
+      "integrity": "sha512-B07aAzxcrikjAPyV+01j7BmOpxtQETxTSlQ26BEYJ+3iUkbNKaOJ/nDbT6JjyqYxseM0ON12COHYdU2cTIjC7A==",
       "requires": {
         "chartjs-color": "^2.1.0",
         "moment": "^2.10.2"
diff --git a/package.json b/package.json
index 664af5d..f9f8f6f 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "@fortawesome/fontawesome-free": "^5.12.1",
     "bulma": "^0.8.0",
     "bulma-dashboard": "^0.3.1",
-    "chart.js": "^2.9.3",
+    "chart.js": "^2.9.4",
     "esm": "^3.2.25",
     "leaflet": "^1.6.0",
     "leaflet.heat": "github:dylan-mitchell/leaflet.heat",