diff --git a/packages/babel-preset-stage-1/package.json b/packages/babel-preset-stage-1/package.json
index fcbe9d4838..e173b22fcc 100644
--- a/packages/babel-preset-stage-1/package.json
+++ b/packages/babel-preset-stage-1/package.json
@@ -11,6 +11,7 @@
     "babel-plugin-transform-decorators": "7.0.0-alpha.12",
     "babel-plugin-transform-export-extensions": "7.0.0-alpha.12",
     "babel-plugin-transform-numeric-separator": "7.0.0-alpha.12",
+    "babel-plugin-transform-optional-chaining": "7.0.0-alpha.13",
     "babel-preset-stage-2": "7.0.0-alpha.12"
   }
 }
diff --git a/packages/babel-preset-stage-1/src/index.js b/packages/babel-preset-stage-1/src/index.js
index fd1be2d539..5a6e69a320 100644
--- a/packages/babel-preset-stage-1/src/index.js
+++ b/packages/babel-preset-stage-1/src/index.js
@@ -3,6 +3,7 @@ import presetStage2 from "babel-preset-stage-2";
 import transformDecorators from "babel-plugin-transform-decorators";
 import transformExportExtensions from "babel-plugin-transform-export-extensions";
 import transformNumericSeparator from "babel-plugin-transform-numeric-separator";
+import transformOptionalChaining from "babel-plugin-transform-optional-chaining";
 
 export default function () {
   return {
@@ -13,6 +14,7 @@ export default function () {
       transformDecorators,
       transformExportExtensions,
       transformNumericSeparator,
+      transformOptionalChaining,
     ],
   };
 }