diff --git a/packages/jest-config/src/defaults.js b/packages/jest-config/src/defaults.js
index 6aa3e47409d5..a6814b4995c8 100644
--- a/packages/jest-config/src/defaults.js
+++ b/packages/jest-config/src/defaults.js
@@ -34,7 +34,6 @@ module.exports = ({
   browser: false,
   cache: true,
   cacheDirectory,
-  changedFilesWithAncestor: false,
   clearMocks: false,
   coveragePathIgnorePatterns: [NODE_MODULES_REGEXP],
   coverageReporters: ['json', 'text', 'lcov', 'clover'],
diff --git a/types/Config.js b/types/Config.js
index 4308336aac1f..e3f38882ef80 100644
--- a/types/Config.js
+++ b/types/Config.js
@@ -28,7 +28,6 @@ export type DefaultOptions = {|
   browser: boolean,
   cache: boolean,
   cacheDirectory: Path,
-  changedFilesWithAncestor: boolean,
   clearMocks: boolean,
   coveragePathIgnorePatterns: Array<string>,
   coverageReporters: Array<string>,