diff --git a/jest/setup.js b/jest/setup.js
index 0d4553b3f75..52916060777 100644
--- a/jest/setup.js
+++ b/jest/setup.js
@@ -297,6 +297,7 @@ const mockNativeModules = {
   BlobModule: {
     BLOB_URI_SCHEME: 'content',
     BLOB_URI_HOST: null,
+    addNetworkingHandler: jest.fn(),
     enableBlobSupport: jest.fn(),
     disableBlobSupport: jest.fn(),
     createFromParts: jest.fn(),