diff --git a/package-lock.json b/package-lock.json
index 24a2131f..48bda2a0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
         "markdown-it": "^12.2.0",
         "markdown-it-highlightjs": "^3.0.0",
         "markdown-it-task-checkbox": "^1.0.6",
-        "mermaid": "^8.13.2",
+        "mermaid": "^9.1.2",
         "vue": "^2.6.10",
         "vue-cookie": "^1.1.4",
         "vue-github-button": "^1.0.8",
@@ -1267,9 +1267,9 @@
       }
     },
     "node_modules/@braintree/sanitize-url": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/@braintree/sanitize-url/-/sanitize-url-3.1.0.tgz",
-      "integrity": "sha512-GcIY79elgB+azP74j8vqkiXz8xLFfIzbQJdlwOPisgbKT00tviJQuEghOXSMVxJ00HoYJbGswr4kcllUc4xCcg=="
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/@braintree/sanitize-url/-/sanitize-url-6.0.0.tgz",
+      "integrity": "sha512-mgmE7XBYY/21erpzhexk4Cj1cyTQ9LzvnTxtzM17BJ7ERMNE6W72mQRo0I1Ud8eFJ+RVVIcBNhLFZ3GX4XFz5w=="
     },
     "node_modules/@chenfengyuan/vue-qrcode": {
       "version": "1.0.2",
@@ -6593,9 +6593,9 @@
       }
     },
     "node_modules/dompurify": {
-      "version": "2.3.1",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-2.3.1.tgz",
-      "integrity": "sha512-xGWt+NHAQS+4tpgbOAI08yxW0Pr256Gu/FNE2frZVTbgrBUn8M7tz7/ktS/LZ2MHeGqz6topj0/xY+y8R5FBFw=="
+      "version": "2.3.8",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-2.3.8.tgz",
+      "integrity": "sha512-eVhaWoVibIzqdGYjwsBWodIQIaXFSB+cKDf4cfxLMsK0xiud6SE+/WCVx/Xw/UwQsa4cS3T2eITcdtmTg2UKcw=="
     },
     "node_modules/domutils": {
       "version": "2.7.0",
@@ -9917,9 +9917,9 @@
       "dev": true
     },
     "node_modules/khroma": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/khroma/-/khroma-1.4.1.tgz",
-      "integrity": "sha512-+GmxKvmiRuCcUYDgR7g5Ngo0JEDeOsGdNONdU2zsiBQaK4z19Y2NvXqfEDE0ZiIrg45GTZyAnPLVsLZZACYm3Q=="
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/khroma/-/khroma-2.0.0.tgz",
+      "integrity": "sha512-2J8rDNlQWbtiNYThZRvmMv5yt44ZakX+Tz5ZIp/mN1pt4snn+m030Va5Z4v8xA0cQFDXBwO/8i42xL4QPsVk3g=="
     },
     "node_modules/killable": {
       "version": "1.0.1",
@@ -10373,17 +10373,17 @@
       }
     },
     "node_modules/mermaid": {
-      "version": "8.13.2",
-      "resolved": "https://registry.npmjs.org/mermaid/-/mermaid-8.13.2.tgz",
-      "integrity": "sha512-qTFI7MfC2d+x0Hft5gx063EH9tZg36lERG8o7Zq0Ag+MnO8CgVaMZEU6oA8gzTtTn9upMdy4UlYSLVmavu27cQ==",
+      "version": "9.1.2",
+      "resolved": "https://registry.npmjs.org/mermaid/-/mermaid-9.1.2.tgz",
+      "integrity": "sha512-RVf3hBKqiMfyORHboCaEjOAK1TomLO50hYRPvlTrZCXlCniM5pRpe8UlkHBjjpaLtioZnbdYv/vEVj7iKnwkJQ==",
       "dependencies": {
-        "@braintree/sanitize-url": "^3.1.0",
+        "@braintree/sanitize-url": "^6.0.0",
         "d3": "^7.0.0",
         "dagre": "^0.8.5",
         "dagre-d3": "^0.6.4",
-        "dompurify": "2.3.1",
+        "dompurify": "2.3.8",
         "graphlib": "^2.1.8",
-        "khroma": "^1.4.1",
+        "khroma": "^2.0.0",
         "moment-mini": "^2.24.0",
         "stylis": "^4.0.10"
       }
@@ -18339,9 +18339,9 @@
       }
     },
     "@braintree/sanitize-url": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/@braintree/sanitize-url/-/sanitize-url-3.1.0.tgz",
-      "integrity": "sha512-GcIY79elgB+azP74j8vqkiXz8xLFfIzbQJdlwOPisgbKT00tviJQuEghOXSMVxJ00HoYJbGswr4kcllUc4xCcg=="
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/@braintree/sanitize-url/-/sanitize-url-6.0.0.tgz",
+      "integrity": "sha512-mgmE7XBYY/21erpzhexk4Cj1cyTQ9LzvnTxtzM17BJ7ERMNE6W72mQRo0I1Ud8eFJ+RVVIcBNhLFZ3GX4XFz5w=="
     },
     "@chenfengyuan/vue-qrcode": {
       "version": "1.0.2",
@@ -22672,9 +22672,9 @@
       }
     },
     "dompurify": {
-      "version": "2.3.1",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-2.3.1.tgz",
-      "integrity": "sha512-xGWt+NHAQS+4tpgbOAI08yxW0Pr256Gu/FNE2frZVTbgrBUn8M7tz7/ktS/LZ2MHeGqz6topj0/xY+y8R5FBFw=="
+      "version": "2.3.8",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-2.3.8.tgz",
+      "integrity": "sha512-eVhaWoVibIzqdGYjwsBWodIQIaXFSB+cKDf4cfxLMsK0xiud6SE+/WCVx/Xw/UwQsa4cS3T2eITcdtmTg2UKcw=="
     },
     "domutils": {
       "version": "2.7.0",
@@ -25251,9 +25251,9 @@
       }
     },
     "khroma": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/khroma/-/khroma-1.4.1.tgz",
-      "integrity": "sha512-+GmxKvmiRuCcUYDgR7g5Ngo0JEDeOsGdNONdU2zsiBQaK4z19Y2NvXqfEDE0ZiIrg45GTZyAnPLVsLZZACYm3Q=="
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/khroma/-/khroma-2.0.0.tgz",
+      "integrity": "sha512-2J8rDNlQWbtiNYThZRvmMv5yt44ZakX+Tz5ZIp/mN1pt4snn+m030Va5Z4v8xA0cQFDXBwO/8i42xL4QPsVk3g=="
     },
     "killable": {
       "version": "1.0.1",
@@ -25645,17 +25645,17 @@
       "dev": true
     },
     "mermaid": {
-      "version": "8.13.2",
-      "resolved": "https://registry.npmjs.org/mermaid/-/mermaid-8.13.2.tgz",
-      "integrity": "sha512-qTFI7MfC2d+x0Hft5gx063EH9tZg36lERG8o7Zq0Ag+MnO8CgVaMZEU6oA8gzTtTn9upMdy4UlYSLVmavu27cQ==",
+      "version": "9.1.2",
+      "resolved": "https://registry.npmjs.org/mermaid/-/mermaid-9.1.2.tgz",
+      "integrity": "sha512-RVf3hBKqiMfyORHboCaEjOAK1TomLO50hYRPvlTrZCXlCniM5pRpe8UlkHBjjpaLtioZnbdYv/vEVj7iKnwkJQ==",
       "requires": {
-        "@braintree/sanitize-url": "^3.1.0",
+        "@braintree/sanitize-url": "^6.0.0",
         "d3": "^7.0.0",
         "dagre": "^0.8.5",
         "dagre-d3": "^0.6.4",
-        "dompurify": "2.3.1",
+        "dompurify": "2.3.8",
         "graphlib": "^2.1.8",
-        "khroma": "^1.4.1",
+        "khroma": "^2.0.0",
         "moment-mini": "^2.24.0",
         "stylis": "^4.0.10"
       },
diff --git a/package.json b/package.json
index f4f7becd..eb2fd3ee 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "markdown-it": "^12.2.0",
     "markdown-it-highlightjs": "^3.0.0",
     "markdown-it-task-checkbox": "^1.0.6",
-    "mermaid": "^8.13.2",
+    "mermaid": "^9.1.2",
     "vue": "^2.6.10",
     "vue-cookie": "^1.1.4",
     "vue-github-button": "^1.0.8",