diff --git a/package.json b/package.json
index 90ba0a52..672b81e1 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
 		"@cypress/snapshot": "^2.1.7",
 		"@sveltejs/adapter-static": "1.0.0-next.29",
 		"@sveltejs/kit": "1.0.0-next.295",
-		"@types/mermaid": "^8.2.8",
+		"@types/mermaid": "^8.2.9",
 		"@types/pako": "^1.0.3",
 		"@typescript-eslint/eslint-plugin": "^4.33.0",
 		"@typescript-eslint/parser": "^4.33.0",
diff --git a/yarn.lock b/yarn.lock
index baa4b782..ed82c6a5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -246,10 +246,10 @@
   resolved "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.8.tgz"
   integrity sha512-YSBPTLTVm2e2OoQIDYx8HaeWJ5tTToLH67kXR7zYNGupXMEHa2++G8k+DczX2cFVgalypqtyZIcU19AFcmOpmg==
 
-"@types/mermaid@^8.2.8":
-  version "8.2.8"
-  resolved "https://registry.yarnpkg.com/@types/mermaid/-/mermaid-8.2.8.tgz#06752a3abbddda59d6a3852147bba9d091665404"
-  integrity sha512-Xk6OxTQuK7Us6bom64mCr19ualLgk/kRPm/1hz8Bqu/tQnYURO9/DNYOhWaT6e94BypF8qgImC6bsgBTGBJIJA==
+"@types/mermaid@^8.2.9":
+  version "8.2.9"
+  resolved "https://registry.yarnpkg.com/@types/mermaid/-/mermaid-8.2.9.tgz#1844505dcffcd47703e94628a6200583d35c2c76"
+  integrity sha512-f1i8fNoVFVJXedk+R7GcEk4KoOWzWAU3CzFqlVw1qWKktfsataBERezCz1pOdKy8Ec02ZdPQXGM7NU2lPHABYQ==
 
 "@types/node@*":
   version "15.0.2"