diff --git a/packages/react-scripts/config/webpack.config.dev.js b/packages/react-scripts/config/webpack.config.dev.js
index 7a7348204fc..c94bf5e9627 100644
--- a/packages/react-scripts/config/webpack.config.dev.js
+++ b/packages/react-scripts/config/webpack.config.dev.js
@@ -270,6 +270,10 @@ module.exports = {
     // if (process.env.NODE_ENV === 'development') { ... }. See `./env.js`.
     new webpack.DefinePlugin(
       Object.assign({}, env.stringified, {
+        // Currently builds may run in both travis and jenkins env
+        'process.env.BUILD_NUMBER': JSON.stringify(
+          process.env.TRAVIS_BUILD_NUMBER || process.env.BUILD_NUMBER || '----'
+        ),
         'process.locales': JSON.stringify(locales),
       })
     ),
diff --git a/packages/react-scripts/config/webpack.config.prod.js b/packages/react-scripts/config/webpack.config.prod.js
index fa7e6bf2022..c5f61048751 100644
--- a/packages/react-scripts/config/webpack.config.prod.js
+++ b/packages/react-scripts/config/webpack.config.prod.js
@@ -306,6 +306,9 @@ module.exports = {
     // Otherwise React will be compiled in the very slow development mode.
     new webpack.DefinePlugin(
       Object.assign({}, env.stringified, {
+        'process.env.BUILD_NUMBER': JSON.stringify(
+          process.env.TRAVIS_BUILD_NUMBER || process.env.BUILD_NUMBER || '----'
+        ),
         'process.locales': JSON.stringify(locales),
       })
     ),
diff --git a/packages/react-scripts/package.json b/packages/react-scripts/package.json
index aa035385405..6941b511328 100644
--- a/packages/react-scripts/package.json
+++ b/packages/react-scripts/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@connected-home/react-scripts",
-  "version": "1.0.12",
+  "version": "1.0.12-1",
   "description": "Configuration and scripts for Create React App.",
   "repository": "facebookincubator/create-react-app",
   "license": "BSD-3-Clause",