diff --git a/docs/package-lock.json b/docs/package-lock.json
index 7b8385a62f..f090724281 100644
--- a/docs/package-lock.json
+++ b/docs/package-lock.json
@@ -4424,6 +4424,12 @@
 				"path-type": "^3.0.0"
 			}
 		},
+		"directory-tree": {
+			"version": "2.2.6",
+			"resolved": "https://registry.npmjs.org/directory-tree/-/directory-tree-2.2.6.tgz",
+			"integrity": "sha512-0xF1t4fRkd2vYCremWjhcP4xWTnshzfPZpTCH3F1yJTXhW84YQQM1MasAMnnqyMAkNwGuUEdg9UzuuUo1uoHtA==",
+			"dev": true
+		},
 		"dns-equal": {
 			"version": "1.0.0",
 			"resolved": "https://registry.npmjs.org/dns-equal/-/dns-equal-1.0.0.tgz",
diff --git a/docs/package.json b/docs/package.json
index 97f1184b9b..3d24b0d054 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -30,6 +30,7 @@
 	"license": "ISC",
 	"gitHead": "4476da28dbbc2824e680137aa28b2b91b5afabec",
 	"devDependencies": {
+		"directory-tree": "^2.2.6",
 		"lodash.get": "^4.4.2",
 		"micromark": "^2.10.1",
 		"npm-watch": "^0.7.0",