diff --git a/goldens/cdk/overlay/index.api.md b/goldens/cdk/overlay/index.api.md
index bbceb42fd9bd..d98387f9038d 100644
--- a/goldens/cdk/overlay/index.api.md
+++ b/goldens/cdk/overlay/index.api.md
@@ -332,9 +332,6 @@ export class FullscreenOverlayContainer extends OverlayContainer implements OnDe
     static ɵprov: i0.ɵɵInjectableDeclaration<any>;
 }
 
-// @public
-export function getAttachedOverlays(): OverlayRef[];
-
 // @public
 export class GlobalPositionStrategy implements PositionStrategy {
     apply(): void;
diff --git a/src/cdk/overlay/overlay.spec.ts b/src/cdk/overlay/overlay.spec.ts
index 43b1a1936909..be27634020b8 100644
--- a/src/cdk/overlay/overlay.spec.ts
+++ b/src/cdk/overlay/overlay.spec.ts
@@ -29,8 +29,8 @@ import {
   PositionStrategy,
   ScrollStrategy,
   createOverlayRef,
-  getAttachedOverlays,
 } from './index';
+import {getAttachedOverlays} from './overlay-ref';
 
 describe('Overlay', () => {
   let injector: Injector;
diff --git a/src/cdk/overlay/public-api.ts b/src/cdk/overlay/public-api.ts
index edc718feff06..95819b1ce4ea 100644
--- a/src/cdk/overlay/public-api.ts
+++ b/src/cdk/overlay/public-api.ts
@@ -20,7 +20,7 @@ export {
   CDK_CONNECTED_OVERLAY_DEFAULT_CONFIG,
 } from './overlay-directives';
 export {FullscreenOverlayContainer} from './fullscreen-overlay-container';
-export {OverlayRef, OverlaySizeConfig, getAttachedOverlays} from './overlay-ref';
+export {OverlayRef, OverlaySizeConfig} from './overlay-ref';
 export {ViewportRuler} from '../scrolling';
 export {ComponentType} from '../portal';
 export {OverlayPositionBuilder} from './position/overlay-position-builder';