diff --git a/package-lock.json b/package-lock.json
index 778504fa..5ef102f2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4126,7 +4126,8 @@
 			"version": "1.3.0",
 			"resolved": "https://registry.npmjs.org/growly/-/growly-1.3.0.tgz",
 			"integrity": "sha1-8QdIy+dq+WS3yWyTxrzCivEgwIE=",
-			"dev": true
+			"dev": true,
+			"optional": true
 		},
 		"har-schema": {
 			"version": "2.0.0",
@@ -6522,6 +6523,7 @@
 			"resolved": "https://registry.npmjs.org/node-notifier/-/node-notifier-8.0.1.tgz",
 			"integrity": "sha512-BvEXF+UmsnAfYfoapKM9nGxnP+Wn7P91YfXmrKnfcYCx6VBeoN5Ez5Ogck6I8Bi5k4RlpqRYaw75pAwzX9OphA==",
 			"dev": true,
+			"optional": true,
 			"requires": {
 				"growly": "^1.3.0",
 				"is-wsl": "^2.2.0",
@@ -6536,6 +6538,7 @@
 					"resolved": "https://registry.npmjs.org/semver/-/semver-7.3.4.tgz",
 					"integrity": "sha512-tCfb2WLjqFAtXn4KEdxIhalnRtoKFN7nAwj0B3ZXCbQloV2tq5eDbcTmT68JJD3nRJq24/XgxtQKFIpQdtvmVw==",
 					"dev": true,
+					"optional": true,
 					"requires": {
 						"lru-cache": "^6.0.0"
 					}
@@ -6545,6 +6548,7 @@
 					"resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
 					"integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
 					"dev": true,
+					"optional": true,
 					"requires": {
 						"isexe": "^2.0.0"
 					}
@@ -8429,7 +8433,8 @@
 			"version": "0.1.1",
 			"resolved": "https://registry.npmjs.org/shellwords/-/shellwords-0.1.1.tgz",
 			"integrity": "sha512-vFwSUfQvqybiICwZY5+DAWIPLKsWO31Q91JSKl3UYv+K5c2QRPzn0qzec6QPu1Qc9eHYItiP3NdJqNVqetYAww==",
-			"dev": true
+			"dev": true,
+			"optional": true
 		},
 		"shimmer": {
 			"version": "1.2.1",
@@ -9412,9 +9417,9 @@
 			"dev": true
 		},
 		"type-fest": {
-			"version": "0.21.0",
-			"resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.21.0.tgz",
-			"integrity": "sha512-1l9DXlbflV880ZijiK9qx4jdD0VOqogKx5i33t3hDN+ZiaqMOr7aSwH/jzmnBXPQon+SNvr+cH6wltATEzGJEg=="
+			"version": "1.1.1",
+			"resolved": "https://registry.npmjs.org/type-fest/-/type-fest-1.1.1.tgz",
+			"integrity": "sha512-RPDKc5KrIyKTP7Fk75LruUagqG6b+OTgXlCR2Z0aQDJFeIvL4/mhahSEtHmmVzXu4gmA0srkF/8FCH3WOWxTWA=="
 		},
 		"typedarray-to-buffer": {
 			"version": "3.1.5",
diff --git a/package.json b/package.json
index 1cc4a156..604dbc59 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
 		"emittery": "^0.8.1",
 		"fs-jetpack": "^4.1.0",
 		"glob": "^7.1.6",
-		"type-fest": "^0.21.0",
+		"type-fest": "^1.0.0",
 		"verror": "^1.10.0"
 	},
 	"devDependencies": {
diff --git a/tsconfig.json b/tsconfig.json
index 986d1667..6efab84d 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -6,6 +6,7 @@
 		"target": "es2018",
 		"module": "commonjs",
 		"moduleResolution": "node",
+		"lib": ["ES2019"],
 		"resolveJsonModule": true,
 		"declaration": true,
 		"sourceMap": true,