diff --git a/packages/core/testing/private_export.ts b/packages/core/testing/private_export.ts
new file mode 100644
index 00000000000..eedde47d2fa
--- /dev/null
+++ b/packages/core/testing/private_export.ts
@@ -0,0 +1,9 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+export {AllowDetectChangesAndAcknowledgeItCanHideApplicationBugs as ɵAllowDetectChangesAndAcknowledgeItCanHideApplicationBugs} from './src/test_bed_common';