diff --git a/packages/upgrade/src/common/downgrade_component.ts b/packages/upgrade/src/common/downgrade_component.ts
index c9d829c8d4..2fb420de7d 100644
--- a/packages/upgrade/src/common/downgrade_component.ts
+++ b/packages/upgrade/src/common/downgrade_component.ts
@@ -59,9 +59,7 @@ interface Thenable<T> {
  * @publicApi
  */
 export function downgradeComponent(info: {
-  component: Type<any>;
-  /** @publicApi */
-  propagateDigest?: boolean;
+  component: Type<any>; propagateDigest?: boolean;
   /** @deprecated since v4. This parameter is no longer used */
   inputs?: string[];
   /** @deprecated since v4. This parameter is no longer used */
diff --git a/tools/public_api_guard/upgrade/static.d.ts b/tools/public_api_guard/upgrade/static.d.ts
index 3cfdbc7d07..d36be96388 100644
--- a/tools/public_api_guard/upgrade/static.d.ts
+++ b/tools/public_api_guard/upgrade/static.d.ts
@@ -1,16 +1,13 @@
-/** @experimental */
 export declare function downgradeComponent(info: {
     component: Type<any>;
-    /** @experimental */ propagateDigest?: boolean;
+    propagateDigest?: boolean;
     /** @deprecated */ inputs?: string[];
     /** @deprecated */ outputs?: string[];
     /** @deprecated */ selectors?: string[];
 }): any;
 
-/** @experimental */
 export declare function downgradeInjectable(token: any): Function;
 
-/** @experimental */
 export declare function downgradeModule<T>(moduleFactoryOrBootstrapFn: NgModuleFactory<T> | ((extraProviders: StaticProvider[]) => Promise<NgModuleRef<T>>)): string;
 
 export declare function getAngularJSGlobal(): any;
@@ -23,7 +20,6 @@ export declare function setAngularJSGlobal(ng: any): void;
 /** @deprecated */
 export declare function setAngularLib(ng: any): void;
 
-/** @experimental */
 export declare class UpgradeComponent implements OnInit, OnChanges, DoCheck, OnDestroy {
     constructor(name: string, elementRef: ElementRef, injector: Injector);
     ngDoCheck(): void;
@@ -32,7 +28,6 @@ export declare class UpgradeComponent implements OnInit, OnChanges, DoCheck, OnD
     ngOnInit(): void;
 }
 
-/** @experimental */
 export declare class UpgradeModule {
     $injector: any;
     injector: Injector;