diff --git a/package-lock.json b/package-lock.json
index dfadad0a..dcf74da5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,17 +1,17 @@
 {
   "name": "hugo-congo-theme",
-  "version": "2.3.0",
+  "version": "2.3.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "hugo-congo-theme",
-      "version": "2.3.0",
+      "version": "2.3.1",
       "hasInstallScript": true,
       "license": "MIT",
       "devDependencies": {
         "@tailwindcss/typography": "^0.5.4",
-        "chart.js": "^3.8.2",
+        "chart.js": "^3.9.1",
         "fuse.js": "^6.6.2",
         "katex": "^0.16.0",
         "mermaid": "^9.1.3",
@@ -178,9 +178,9 @@
       }
     },
     "node_modules/chart.js": {
-      "version": "3.8.2",
-      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-3.8.2.tgz",
-      "integrity": "sha512-7rqSlHWMUKFyBDOJvmFGW2lxULtcwaPLegDjX/Nu5j6QybY+GCiQkEY+6cqHw62S5tcwXMD8Y+H5OBGoR7d+ZQ==",
+      "version": "3.9.1",
+      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-3.9.1.tgz",
+      "integrity": "sha512-Ro2JbLmvg83gXF5F4sniaQ+lTbSv18E+TIf2cOeiH1Iqd2PGFOtem+DUufMZsCJwFE7ywPOpfXFBwRTGq7dh6w==",
       "dev": true
     },
     "node_modules/chokidar": {
@@ -2046,9 +2046,9 @@
       "dev": true
     },
     "chart.js": {
-      "version": "3.8.2",
-      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-3.8.2.tgz",
-      "integrity": "sha512-7rqSlHWMUKFyBDOJvmFGW2lxULtcwaPLegDjX/Nu5j6QybY+GCiQkEY+6cqHw62S5tcwXMD8Y+H5OBGoR7d+ZQ==",
+      "version": "3.9.1",
+      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-3.9.1.tgz",
+      "integrity": "sha512-Ro2JbLmvg83gXF5F4sniaQ+lTbSv18E+TIf2cOeiH1Iqd2PGFOtem+DUufMZsCJwFE7ywPOpfXFBwRTGq7dh6w==",
       "dev": true
     },
     "chokidar": {
diff --git a/package.json b/package.json
index a36fd0a9..8a795046 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
   "homepage": "https://github.com/jpanther/congo#readme",
   "devDependencies": {
     "@tailwindcss/typography": "^0.5.4",
-    "chart.js": "^3.8.2",
+    "chart.js": "^3.9.1",
     "fuse.js": "^6.6.2",
     "katex": "^0.16.0",
     "mermaid": "^9.1.3",