diff --git a/content/themes/custom/package-lock.json b/content/themes/custom/package-lock.json
index fb1afdb..b1ae084 100644
--- a/content/themes/custom/package-lock.json
+++ b/content/themes/custom/package-lock.json
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+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-7.1.1.tgz",
+      "integrity": "sha512-huO4Fr1f9PmiJJdll5kwoS2e4GqzGSsMT3PPMpOwoVkOK8ckqAewMTZyA6LXVQWflleb/Z8oPBEvNsMft0XE+g==",
       "dev": true,
       "requires": {
         "camelcase": "^3.0.0",
@@ -10440,7 +10513,19 @@
         "string-width": "^1.0.2",
         "which-module": "^1.0.0",
         "y18n": "^3.2.1",
-        "yargs-parser": "^5.0.0"
+        "yargs-parser": "5.0.0-security.0"
+      },
+      "dependencies": {
+        "yargs-parser": {
+          "version": "5.0.0-security.0",
+          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-5.0.0-security.0.tgz",
+          "integrity": "sha512-T69y4Ps64LNesYxeYGYPvfoMTt/7y1XtfpIslUeK4um+9Hu7hlGoRtaDLvdXb7+/tfq4opVa2HRY5xGip022rQ==",
+          "dev": true,
+          "requires": {
+            "camelcase": "^3.0.0",
+            "object.assign": "^4.1.0"
+          }
+        }
       }
     },
     "yargs-parser": {
diff --git a/content/themes/custom/package.json b/content/themes/custom/package.json
index ecf899c..a40ac49 100644
--- a/content/themes/custom/package.json
+++ b/content/themes/custom/package.json
@@ -35,7 +35,7 @@
     "michelangelo": "^0.5.1",
     "modernizr": "^3.6.0",
     "modernizr-loader": "^1.0.1",
-    "node-sass": "^4.11.0",
+    "node-sass": "^4.13.1",
     "normalize-css": "^2.3.1",
     "postcss-loader": "^2.1.0",
     "resolve-url-loader": "^2.2.1",