diff --git a/package.json b/package.json
index 00d3194b85..07841ec293 100644
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
     "svelte-jester": "^2.3.2",
     "svelte-preprocess": "^5.0.4",
     "ts-jest": "^29.2.5",
-    "tslib": "^2.5.2",
+    "tslib": "^2.8.1",
     "typedoc": "^0.27.3",
     "typedoc-plugin-mdn-links": "^4.0.4",
     "typedoc-umlclass": "^0.10.1",
diff --git a/yarn.lock b/yarn.lock
index 23d6c4db93..da1aeff55a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6516,10 +6516,10 @@ tslib@^1.8.1:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.14.1.tgz#cf2d38bdc34a134bcaf1091c41f6619e2f672d00"
   integrity sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==
 
-tslib@^2.4.0, tslib@^2.5.2:
-  version "2.6.2"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.6.2.tgz#703ac29425e7b37cd6fd456e92404d46d1f3e4ae"
-  integrity sha512-AEYxH93jGFPn/a2iVAwW87VuUIkR1FVUKB77NwMF7nBTDkDrrT/Hpt/IrCJ0QXhW27jTBDcf5ZY7w6RiqTMw2Q==
+tslib@^2.4.0, tslib@^2.8.1:
+  version "2.8.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.8.1.tgz#612efe4ed235d567e8aba5f2a5fab70280ade83f"
+  integrity sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==
 
 tsutils@^3.21.0:
   version "3.21.0"