diff --git a/tools/public_api_guard/animations/browser.d.ts b/tools/public_api_guard/animations/browser.d.ts
index 9cc4a9e082..8fb83d8c95 100644
--- a/tools/public_api_guard/animations/browser.d.ts
+++ b/tools/public_api_guard/animations/browser.d.ts
@@ -1,4 +1,3 @@
-/** @experimental */
 export declare abstract class AnimationDriver {
     abstract animate(element: any, keyframes: {
         [key: string]: string | number;
diff --git a/tools/public_api_guard/animations/browser/testing.d.ts b/tools/public_api_guard/animations/browser/testing.d.ts
index f964f50d99..b127115a5b 100644
--- a/tools/public_api_guard/animations/browser/testing.d.ts
+++ b/tools/public_api_guard/animations/browser/testing.d.ts
@@ -1,4 +1,3 @@
-/** @experimental */
 export declare class MockAnimationDriver implements AnimationDriver {
     animate(element: any, keyframes: {
         [key: string]: string | number;
@@ -11,7 +10,6 @@ export declare class MockAnimationDriver implements AnimationDriver {
     static log: AnimationPlayer[];
 }
 
-/** @experimental */
 export declare class MockAnimationPlayer extends NoopAnimationPlayer {
     currentSnapshot: ɵStyleData;
     delay: number;