diff --git a/extensions/amp-auto-lightbox/0.1/amp-auto-lightbox.js b/extensions/amp-auto-lightbox/0.1/amp-auto-lightbox.js
index 52de8408fb72..b6a5dedbd4af 100644
--- a/extensions/amp-auto-lightbox/0.1/amp-auto-lightbox.js
+++ b/extensions/amp-auto-lightbox/0.1/amp-auto-lightbox.js
@@ -20,7 +20,7 @@ import {Services} from '#service';
 import {loadPromise} from '#utils/event-helper';
 import {dev} from '#utils/log';
 
-import {AutoLightboxEvents} from '../../../src/auto-lightbox';
+import {AutoLightboxEvents_Enum} from '../../../src/auto-lightbox';
 
 const TAG = 'amp-auto-lightbox';
 
@@ -424,7 +424,7 @@ export function apply(ampdoc, element) {
       REQUIRED_EXTENSION
     );
 
-    dispatchCustomEvent(element, AutoLightboxEvents.NEWLY_SET);
+    dispatchCustomEvent(element, AutoLightboxEvents_Enum.NEWLY_SET);
 
     return element;
   });
diff --git a/extensions/amp-auto-lightbox/0.1/test/test-amp-auto-lightbox.js b/extensions/amp-auto-lightbox/0.1/test/test-amp-auto-lightbox.js
index cd25d8dc820f..8e3d75f3fb70 100644
--- a/extensions/amp-auto-lightbox/0.1/test/test-amp-auto-lightbox.js
+++ b/extensions/amp-auto-lightbox/0.1/test/test-amp-auto-lightbox.js
@@ -7,7 +7,7 @@ import {isArray} from '#core/types';
 
 import {Services} from '#service';
 
-import {AutoLightboxEvents} from '../../../../src/auto-lightbox';
+import {AutoLightboxEvents_Enum} from '../../../../src/auto-lightbox';
 import {
   Criteria,
   DocMetaAnnotations,
@@ -766,7 +766,7 @@ describes.realWin(
         `;
 
         const eventSpy = env.sandbox.spy();
-        element.addEventListener(AutoLightboxEvents.NEWLY_SET, eventSpy);
+        element.addEventListener(AutoLightboxEvents_Enum.NEWLY_SET, eventSpy);
 
         await apply(env.ampdoc, element);
         expect(eventSpy).to.be.calledOnce;
diff --git a/extensions/amp-lightbox-gallery/0.1/service/lightbox-manager-impl.js b/extensions/amp-lightbox-gallery/0.1/service/lightbox-manager-impl.js
index d12240ab86b7..dd870b3ec507 100644
--- a/extensions/amp-lightbox-gallery/0.1/service/lightbox-manager-impl.js
+++ b/extensions/amp-lightbox-gallery/0.1/service/lightbox-manager-impl.js
@@ -22,7 +22,7 @@ import {
 } from './lightbox-placeholders';
 
 import {
-  AutoLightboxEvents,
+  AutoLightboxEvents_Enum,
   isActionableByTap,
 } from '../../../../src/auto-lightbox';
 
@@ -133,7 +133,7 @@ export class LightboxManager {
     });
 
     // Process elements where the `lightbox` attr is dynamically set.
-    root.addEventListener(AutoLightboxEvents.NEWLY_SET, (e) => {
+    root.addEventListener(AutoLightboxEvents_Enum.NEWLY_SET, (e) => {
       const {target} = e;
       this.processLightboxElement_(dev().assertElement(target));
     });
diff --git a/src/auto-lightbox.js b/src/auto-lightbox.js
index 214082f70015..433c9aa67b5c 100644
--- a/src/auto-lightbox.js
+++ b/src/auto-lightbox.js
@@ -8,7 +8,7 @@ import {ChunkPriority, chunk} from './chunk';
 import {isStoryDocument} from './utils/story';
 
 /** @const @enum {string} */
-export const AutoLightboxEvents = {
+export const AutoLightboxEvents_Enum = {
   // Triggered when the lightbox attribute is newly set on an item in order to
   // process by the renderer extension (e.g. amp-lightbox-gallery).
   NEWLY_SET: 'amp-auto-lightbox:newly-set',