diff --git a/packages/babel-preset-react-app/create.js b/packages/babel-preset-react-app/create.js
index 52f0fa14bb7..17a5319388e 100644
--- a/packages/babel-preset-react-app/create.js
+++ b/packages/babel-preset-react-app/create.js
@@ -82,6 +82,8 @@ module.exports = function(api, opts, env) {
           useBuiltIns: false,
           // Do not transform modules to CJS
           modules: false,
+          // Exclude transforms that make all code slower
+          exclude: ['transform-typeof-symbol'],
         },
       ],
       [
diff --git a/packages/babel-preset-react-app/dependencies.js b/packages/babel-preset-react-app/dependencies.js
index 19a6e74557b..60c76fb5b3a 100644
--- a/packages/babel-preset-react-app/dependencies.js
+++ b/packages/babel-preset-react-app/dependencies.js
@@ -76,6 +76,8 @@ module.exports = function(api, opts) {
           },
           // Do not transform modules to CJS
           modules: false,
+          // Exclude transforms that make all code slower
+          exclude: ['transform-typeof-symbol'],
         },
       ],
       (isEnvProduction || isEnvDevelopment) && [
@@ -95,6 +97,8 @@ module.exports = function(api, opts) {
           useBuiltIns: false,
           // Do not transform modules to CJS
           modules: false,
+          // Exclude transforms that make all code slower
+          exclude: ['transform-typeof-symbol'],
         },
       ],
     ].filter(Boolean),