diff --git a/package-lock.json b/package-lock.json
index a890267..c7d0daf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8155,14 +8155,14 @@
       }
     },
     "terser": {
-      "version": "3.17.0",
-      "resolved": "https://registry.npmjs.org/terser/-/terser-3.17.0.tgz",
-      "integrity": "sha512-/FQzzPJmCpjAH9Xvk2paiWrFq+5M6aVOf+2KRbwhByISDX/EujxsK+BAvrhb6H+2rtrLCHK9N01wO014vrIwVQ==",
+      "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": "^2.19.0",
+        "commander": "^2.20.0",
         "source-map": "~0.6.1",
-        "source-map-support": "~0.5.10"
+        "source-map-support": "~0.5.12"
       },
       "dependencies": {
         "source-map": {
diff --git a/package.json b/package.json
index c8af56e..219f9a3 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "postcss": "^7.0.14",
     "sass-loader": "^7.0.1",
     "shelljs": "^0.8.2",
-    "terser": "^3.17.0",
+    "terser": "^4.8.1",
     "uglifyjs-webpack-plugin": "^2.1.2",
     "url-loader": "^1.1.2",
     "vue-loader": "^15.7.0",