diff --git a/dimensionalityreduction/package-lock.json b/dimensionalityreduction/package-lock.json
index ac83556..4aef7a9 100644
--- a/dimensionalityreduction/package-lock.json
+++ b/dimensionalityreduction/package-lock.json
@@ -465,9 +465,9 @@
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-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz",
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+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "magic-string": {
       "version": "0.25.7",