diff --git a/Libraries/Animated/src/__tests__/AnimatedNative-test.js b/Libraries/Animated/src/__tests__/AnimatedNative-test.js
index 8f59d33c57c..d3ff6665cbc 100644
--- a/Libraries/Animated/src/__tests__/AnimatedNative-test.js
+++ b/Libraries/Animated/src/__tests__/AnimatedNative-test.js
@@ -81,7 +81,7 @@ describe('Native Animated', () => {
       // via component refs table that we override here.
       c.refs = {
         node: {
-          setNativeProps: jest.genMockFunction(),
+          setNativeProps: jest.fn(),
         },
       };
 
diff --git a/local-cli/util/__mocks__/log.js b/local-cli/util/__mocks__/log.js
index 12d8627ba47..19247b94901 100644
--- a/local-cli/util/__mocks__/log.js
+++ b/local-cli/util/__mocks__/log.js
@@ -9,5 +9,5 @@
 
 'use strict';
 
-module.exports.out = () => jest.genMockFn();
-module.exports.err = () => jest.genMockFn();
+module.exports.out = () => jest.fn();
+module.exports.err = () => jest.fn();