diff --git a/jest/integration/runtime/mocks/ReactNativeInternalFeatureFlags.js b/jest/integration/runtime/mocks/ReactNativeInternalFeatureFlags.js
index 6fbf0415eda..fea03724a18 100644
--- a/jest/integration/runtime/mocks/ReactNativeInternalFeatureFlags.js
+++ b/jest/integration/runtime/mocks/ReactNativeInternalFeatureFlags.js
@@ -9,4 +9,6 @@
  * @oncall react_native
  */
 
-// Left intentionally empty. All flags are assumed to be false.
+module.exports = {
+  enableFabricCompleteRootInCommitPhase: true,
+};