diff --git a/package-lock.json b/package-lock.json
index 5fa9229..a137f40 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2425,6 +2425,17 @@
         "minimatch": "^3.0.4",
         "p-limit": "^1.0.0",
         "serialize-javascript": ">=2.1.1"
+      },
+      "dependencies": {
+        "serialize-javascript": {
+          "version": "6.0.0",
+          "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-6.0.0.tgz",
+          "integrity": "sha512-Qr3TosvguFt8ePWqsvRfrKyQXIiW+nGbYpy8XK24NQHE83caxWt+mIymTT19DGFbNWNLfEwsrkSmN64lVWB9ag==",
+          "dev": true,
+          "requires": {
+            "randombytes": "^2.1.0"
+          }
+        }
       }
     },
     "core-js": {
@@ -8661,9 +8672,9 @@
       "dev": true
     },
     "shelljs": {
-      "version": "0.8.3",
-      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.8.3.tgz",
-      "integrity": "sha512-fc0BKlAWiLpwZljmOvAOTE/gXawtCoNrP5oaY7KIaQbbyHeQVg01pSEuEGvGh3HEdBU4baCD7wQBwADmM/7f7A==",
+      "version": "0.8.5",
+      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.8.5.tgz",
+      "integrity": "sha512-TiwcRcrkhHvbrZbnRcFYMLl30Dfov3HKqzp5tO5b4pt6G/SezKcYhmDg15zXVBswHmctSAQKznqNW2LO5tTDow==",
       "dev": true,
       "requires": {
         "glob": "^7.0.0",