diff --git a/package-lock.json b/package-lock.json
index b6b4913a1..5e9a74dd3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -33,7 +33,7 @@
         "jquery": "3.7.1",
         "katex": "0.16.10",
         "license-checker-webpack-plugin": "0.2.1",
-        "mermaid": "10.9.0",
+        "mermaid": "10.9.1",
         "mini-css-extract-plugin": "2.9.0",
         "minimatch": "9.0.4",
         "monaco-editor": "0.47.0",
@@ -8412,9 +8412,9 @@
       }
     },
     "node_modules/mermaid": {
-      "version": "10.9.0",
-      "resolved": "https://registry.npmjs.org/mermaid/-/mermaid-10.9.0.tgz",
-      "integrity": "sha512-swZju0hFox/B/qoLKK0rOxxgh8Cf7rJSfAUc1u8fezVihYMvrJAS45GzAxTVf4Q+xn9uMgitBcmWk7nWGXOs/g==",
+      "version": "10.9.1",
+      "resolved": "https://registry.npmjs.org/mermaid/-/mermaid-10.9.1.tgz",
+      "integrity": "sha512-Mx45Obds5W1UkW1nv/7dHRsbfMM1aOKA2+Pxs/IGHNonygDHwmng8xTHyS9z4KWVi0rbko8gjiBmuwwXQ7tiNA==",
       "dependencies": {
         "@braintree/sanitize-url": "^6.0.1",
         "@types/d3-scale": "^4.0.3",
diff --git a/package.json b/package.json
index 733eb7878..1aeecee61 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "jquery": "3.7.1",
     "katex": "0.16.10",
     "license-checker-webpack-plugin": "0.2.1",
-    "mermaid": "10.9.0",
+    "mermaid": "10.9.1",
     "mini-css-extract-plugin": "2.9.0",
     "minimatch": "9.0.4",
     "monaco-editor": "0.47.0",
diff --git a/release-notes/8.0.0/fix/3776.md b/release-notes/8.0.0/fix/3776.md
new file mode 100644
index 000000000..b3577271e
--- /dev/null
+++ b/release-notes/8.0.0/fix/3776.md
@@ -0,0 +1 @@
+- backticks in [mermaid](https://mermaid.js.org/) block diagram labels [are not sanitized properly](https://github.com/mermaid-js/mermaid/commit/c7fe9a646574597adefe3e6fb2b3707112a151aa)