diff --git a/package-lock.json b/package-lock.json
index ba9c80d..244f5e7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3097,7 +3097,8 @@
 			"version": "3.0.0",
 			"resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
 			"integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==",
-			"dev": true
+			"dev": true,
+			"optional": true
 		},
 		"npmlog": {
 			"version": "4.1.2",
@@ -4392,9 +4393,9 @@
 			}
 		},
 		"terser": {
-			"version": "4.8.0",
-			"resolved": "https://registry.npmjs.org/terser/-/terser-4.8.0.tgz",
-			"integrity": "sha512-EAPipTNeWsb/3wLPeup1tVPaXfIaU68xMnVdPafIL1TV05OhASArYyIfFvnvJCNrR2NIOvDVNNTFRa+Re2MWyw==",
+			"version": "4.8.1",
+			"resolved": "https://registry.npmjs.org/terser/-/terser-4.8.1.tgz",
+			"integrity": "sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==",
 			"dev": true,
 			"requires": {
 				"commander": "^2.20.0",