diff --git a/package-lock.json b/package-lock.json
index c44df62..a55b426 100644
--- a/package-lock.json
+++ b/package-lock.json
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-        "punycode": "^1.4.1"
-      },
-      "dependencies": {
-        "punycode": {
-          "version": "1.4.1",
-          "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
-          "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4="
-        }
+        "psl": "^1.1.28",
+        "punycode": "^2.1.1"
       }
     },
     "tunnel-agent": {
@@ -3615,11 +3605,6 @@
         "extsprintf": "^1.2.0"
       }
     },
-    "very-fast-args": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/very-fast-args/-/very-fast-args-1.1.0.tgz",
-      "integrity": "sha1-4W0dH6+KbllqJGQh/ZCneWPQs5Y="
-    },
     "which": {
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",