diff --git a/package-lock.json b/package-lock.json
index 80fd403..5c53ad7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -86,7 +86,7 @@
 				"svelte-streamable": "^2.3.0",
 				"svelte-viewpoint": "^1.4.3",
 				"ts-jest": "^27.0.3",
-				"tslib": "^2.5.2",
+				"tslib": "^2.8.1",
 				"typescript": "^4.3.4",
 				"zip-dir": "^2.0.0"
 			},
@@ -12677,9 +12677,9 @@
 			"dev": true
 		},
 		"node_modules/tslib": {
-			"version": "2.5.2",
-			"resolved": "https://registry.npmjs.org/tslib/-/tslib-2.5.2.tgz",
-			"integrity": "sha512-5svOrSA2w3iGFDs1HibEVBGbDrAY82bFQ3HZ3ixB+88nsbsWQoKqDRb5UBYAUPEzbBn6dAp5gRNXglySbx1MlA=="
+			"version": "2.8.1",
+			"resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
+			"integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w=="
 		},
 		"node_modules/tsutils": {
 			"version": "3.21.0",
@@ -22291,9 +22291,9 @@
 			}
 		},
 		"tslib": {
-			"version": "2.5.2",
-			"resolved": "https://registry.npmjs.org/tslib/-/tslib-2.5.2.tgz",
-			"integrity": "sha512-5svOrSA2w3iGFDs1HibEVBGbDrAY82bFQ3HZ3ixB+88nsbsWQoKqDRb5UBYAUPEzbBn6dAp5gRNXglySbx1MlA=="
+			"version": "2.8.1",
+			"resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
+			"integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w=="
 		},
 		"tsutils": {
 			"version": "3.21.0",
diff --git a/package.json b/package.json
index 05c830d..9775ba5 100644
--- a/package.json
+++ b/package.json
@@ -114,7 +114,7 @@
 		"svelte-streamable": "^2.3.0",
 		"svelte-viewpoint": "^1.4.3",
 		"ts-jest": "^27.0.3",
-		"tslib": "^2.5.2",
+		"tslib": "^2.8.1",
 		"typescript": "^4.3.4",
 		"zip-dir": "^2.0.0"
 	},