diff --git a/pcagnosticsviz/package-lock.json b/pcagnosticsviz/package-lock.json
index ac6f69b..80a4ee0 100644
--- a/pcagnosticsviz/package-lock.json
+++ b/pcagnosticsviz/package-lock.json
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+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
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-          "resolved": "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.0.tgz",
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@@ -11251,7 +11305,7 @@
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+          "resolved": "https://registry.npmjs.org/request/-/request-2.67.0.tgz",
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@@ -11629,7 +11683,7 @@
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-          "resolved": "http://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
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@@ -12600,6 +12654,12 @@
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+    "simple-statistics": {
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+      "resolved": "https://registry.npmjs.org/simple-statistics/-/simple-statistics-6.1.1.tgz",
+      "integrity": "sha512-zGwn0DDRa9Zel4H4n2pjTFIyGoAGpnpjrGIctreCxj5XWrcx9v7Xy7270FkC967WMmcvuc8ZU7m0ZG+hGN7gAA==",
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@@ -13127,13 +13187,13 @@
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           "dev": true
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-          "resolved": "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
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@@ -13532,7 +13592,7 @@
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-          "resolved": "http://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
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@@ -13866,12 +13926,12 @@
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+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
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-          "resolved": "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
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@@ -14020,7 +14080,7 @@
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-          "resolved": "http://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-2.4.2.tgz",
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@@ -14092,7 +14152,7 @@
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+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.32.0.tgz",
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diff --git a/pcagnosticsviz/package.json b/pcagnosticsviz/package.json
index e492421..a3338f2 100644
--- a/pcagnosticsviz/package.json
+++ b/pcagnosticsviz/package.json
@@ -61,7 +61,7 @@
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     "gulp-uglify": "~1.5.1",
     "gulp-useref": "~3.0.5",
-    "http-proxy": "~1.13.0",
+    "http-proxy": "~1.18.1",
     "jshint": "^2.9.2",
     "jshint-stylish": "^2.1.0",
     "karma-chai": "^0.1.0",