diff --git a/hack2019/package-lock.json b/hack2019/package-lock.json
old mode 100755
new mode 100644
index 9f5f84d..9a53948
--- a/hack2019/package-lock.json
+++ b/hack2019/package-lock.json
@@ -8081,9 +8081,9 @@
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-      "resolved": "https://registry.npmjs.org/npm-registry-fetch/-/npm-registry-fetch-4.0.1.tgz",
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+      "resolved": "https://registry.npmjs.org/npm-registry-fetch/-/npm-registry-fetch-4.0.7.tgz",
+      "integrity": "sha512-cny9v0+Mq6Tjz+e0erFAB+RYJ/AVGzkjnISiobqP8OWj9c9FLoZZu8/SPSKJWE17F1tk4018wfjV+ZbIbqC7fQ==",
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@@ -8096,9 +8096,9 @@
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-          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.0.tgz",
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+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==",
           "dev": true
         }
       }