diff --git a/package-lock.json b/package-lock.json
index 198056d37..35480a4b6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1483,9 +1483,9 @@
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     },
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-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.0.tgz",
-      "integrity": "sha1-lGfQMsOM+u+58teVASUwYvh/ob0=",
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.3.tgz",
+      "integrity": "sha512-a+EPoD+uZiNfh+5fxw2nO9QwFa6nJe2Or35fGY6Ipw1R3R4AGz1d1TEZrCegvw2YTmZ0jXirGYlzxxpYSHwpEg==",
       "dev": true
     },
     "cssom": {
@@ -9669,6 +9669,11 @@
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       "dev": true
     },
+    "gitbook-plugin-toggle-chapters": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/gitbook-plugin-toggle-chapters/-/gitbook-plugin-toggle-chapters-0.0.3.tgz",
+      "integrity": "sha512-JH9sPqsGnsF6iO2QetOPZUBTH6LUBomEx1npilZ5irIrfN8YBVXxsox72X13U3xEH0CupwWNVh+ivVKtnc8cLg=="
+    },
     "gitbook-plugin-youtube": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/gitbook-plugin-youtube/-/gitbook-plugin-youtube-1.1.0.tgz",