diff --git a/packages/react-scripts/config/webpack.config.dev.js b/packages/react-scripts/config/webpack.config.dev.js
index 67ba6f122a3..ec6befc71bc 100644
--- a/packages/react-scripts/config/webpack.config.dev.js
+++ b/packages/react-scripts/config/webpack.config.dev.js
@@ -27,7 +27,7 @@ var publicPath = '/';
 // as %PUBLIC_URL% in `index.html` and `process.env.PUBLIC_URL` in JavaScript.
 // Omit trailing shlash as %PUBLIC_PATH%/xyz looks better than %PUBLIC_PATH%xyz.
 var publicUrl = '';
-// Get enrivonment variables to inject into our app.
+// Get environment variables to inject into our app.
 var env = getClientEnvironment(publicUrl);
 
 // This is the development configuration.
diff --git a/packages/react-scripts/config/webpack.config.prod.js b/packages/react-scripts/config/webpack.config.prod.js
index 6549b4d8d1d..4c43cdf5193 100644
--- a/packages/react-scripts/config/webpack.config.prod.js
+++ b/packages/react-scripts/config/webpack.config.prod.js
@@ -44,7 +44,7 @@ var publicPath = ensureSlash(homepagePathname, true);
 // as %PUBLIC_URL% in `index.html` and `process.env.PUBLIC_URL` in JavaScript.
 // Omit trailing shlash as %PUBLIC_PATH%/xyz looks better than %PUBLIC_PATH%xyz.
 var publicUrl = ensureSlash(homepagePathname, false);
-// Get enrivonment variables to inject into our app.
+// Get environment variables to inject into our app.
 var env = getClientEnvironment(publicUrl);
 
 // Assert this just to be safe.