diff --git a/x-pack/plugins/endpoint/package.json b/x-pack/plugins/endpoint/package.json
index fc4f4bd586be..9e65f23a3886 100644
--- a/x-pack/plugins/endpoint/package.json
+++ b/x-pack/plugins/endpoint/package.json
@@ -13,6 +13,7 @@
   "devDependencies": {
     "@types/seedrandom": ">=2.0.0 <4.0.0",
     "@types/react-redux": "^7.1.0",
-    "redux-devtools-extension": "^2.13.8"
+    "redux-devtools-extension": "^2.13.8",
+    "ts-node": "^8.8.1"
   }
 }
diff --git a/x-pack/plugins/endpoint/scripts/README.md b/x-pack/plugins/endpoint/scripts/README.md
index f0c8c5a9b0b6..34d0a1ecd8ed 100644
--- a/x-pack/plugins/endpoint/scripts/README.md
+++ b/x-pack/plugins/endpoint/scripts/README.md
@@ -3,11 +3,7 @@ The default behavior is to create 1 endpoint with 1 alert and a moderate number
 A seed value can be provided as a string for the random number generator for repeatable behavior, useful for demos etc.
 Use the `-d` option if you want to delete and remake the indices, otherwise it will add documents to existing indices.
 
-The sample data generator script depends on ts-node, install with npm:
-
-```npm install -g ts-node```
-
-Example command sequence to get ES and kibana running with sample data after installing ts-node:
+Example command sequence to get ES and kibana running with sample data:
 
 ```yarn es snapshot``` -> starts ES
 
diff --git a/yarn.lock b/yarn.lock
index b3c2aa94d07d..aa96a740cb3a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6103,6 +6103,11 @@ are-we-there-yet@~1.1.2:
     delegates "^1.0.0"
     readable-stream "^2.0.6"
 
+arg@^4.1.0:
+  version "4.1.3"
+  resolved "https://registry.yarnpkg.com/arg/-/arg-4.1.3.tgz#269fc7ad5b8e42cb63c896d5666017261c144089"
+  integrity sha512-58S9QDqG0Xx27YwPSt9fJxivjYl432YCwfDMfZ+71RAqUrZef7LrKQZ3LHLOwCS4FLNBplP533Zx895SeOCHvA==
+
 argparse@^1.0.7, argparse@~1.0.9:
   version "1.0.10"
   resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.10.tgz#bcd6791ea5ae09725e17e5ad988134cd40b3d911"
@@ -19550,6 +19555,11 @@ make-dir@^3.0.0:
   dependencies:
     semver "^6.0.0"
 
+make-error@^1.1.1:
+  version "1.3.6"
+  resolved "https://registry.yarnpkg.com/make-error/-/make-error-1.3.6.tgz#2eb2e37ea9b67c4891f684a1394799af484cf7a2"
+  integrity sha512-s8UhlNe7vPKomQhC1qFelMokr/Sc3AgNbso3n74mVPA5LTZwkB9NlXf4XPamLxJE8h0gh73rM94xvwRT2CVInw==
+
 make-iterator@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/make-iterator/-/make-iterator-1.0.0.tgz#57bef5dc85d23923ba23767324d8e8f8f3d9694b"
@@ -28788,6 +28798,17 @@ ts-log@2.1.4:
   resolved "https://registry.yarnpkg.com/ts-log/-/ts-log-2.1.4.tgz#063c5ad1cbab5d49d258d18015963489fb6fb59a"
   integrity sha512-P1EJSoyV+N3bR/IWFeAqXzKPZwHpnLY6j7j58mAvewHRipo+BQM2Y1f9Y9BjEQznKwgqqZm7H8iuixmssU7tYQ==
 
+ts-node@^8.8.1:
+  version "8.8.1"
+  resolved "https://registry.yarnpkg.com/ts-node/-/ts-node-8.8.1.tgz#7c4d3e9ed33aa703b64b28d7f9d194768be5064d"
+  integrity sha512-10DE9ONho06QORKAaCBpPiFCdW+tZJuY/84tyypGtl6r+/C7Asq0dhqbRZURuUlLQtZxxDvT8eoj8cGW0ha6Bg==
+  dependencies:
+    arg "^4.1.0"
+    diff "^4.0.1"
+    make-error "^1.1.1"
+    source-map-support "^0.5.6"
+    yn "3.1.1"
+
 ts-pnp@^1.1.2:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/ts-pnp/-/ts-pnp-1.1.4.tgz#ae27126960ebaefb874c6d7fa4729729ab200d90"
@@ -31990,6 +32011,11 @@ yeoman-generator@1.1.1:
     user-home "^2.0.0"
     yeoman-environment "^1.1.0"
 
+yn@3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/yn/-/yn-3.1.1.tgz#1e87401a09d767c1d5eab26a6e4c185182d2eb50"
+  integrity sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q==
+
 yo@2.0.6:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/yo/-/yo-2.0.6.tgz#7b562f68a0434237c24a1fd3982f235035839516"