diff --git a/package-lock.json b/package-lock.json
index ae80b51..3078f7c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1868,9 +1868,9 @@
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-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.15.3.tgz",
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+      "version": "3.17.4",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.17.4.tgz",
+      "integrity": "sha512-T9q82TJI9e/C1TAxYvfb16xO120tMVFZrGA3f9/P4424DNu6ypK103y0GPFVa17yotwSyZW5iYXgjYHkGrJW/g==",
       "dev": true,
       "bin": {
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@@ -3390,9 +3390,9 @@
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     "uglify-js": {
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-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.15.3.tgz",
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+      "version": "3.17.4",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.17.4.tgz",
+      "integrity": "sha512-T9q82TJI9e/C1TAxYvfb16xO120tMVFZrGA3f9/P4424DNu6ypK103y0GPFVa17yotwSyZW5iYXgjYHkGrJW/g==",
       "dev": true
     },
     "update-check": {