diff --git a/src/vs/vscode.d.ts b/src/vs/vscode.d.ts
index 7a98e9bc3ebb5..0995e2129a129 100644
--- a/src/vs/vscode.d.ts
+++ b/src/vs/vscode.d.ts
@@ -5546,6 +5546,72 @@ declare module 'vscode' {
 		tooltip?: string;
 	}
 
+	/**
+	 * A file decoration represents metadata that can be rendered with a file.
+	 */
+	export class FileDecoration {
+
+		/**
+		 * A very short string that represents this decoration.
+		 */
+		badge?: string;
+
+		/**
+		 * A human-readable tooltip for this decoration.
+		 */
+		tooltip?: string;
+
+		/**
+		 * The color of this decoration.
+		 */
+		color?: ThemeColor;
+
+		/**
+		 * A flag expressing that this decoration should be
+		 * propagated to its parents.
+		 */
+		propagate?: boolean;
+
+		/**
+		 * Creates a new decoration.
+		 *
+		 * @param badge A letter that represents the decoration.
+		 * @param tooltip The tooltip of the decoration.
+		 * @param color The color of the decoration.
+		 */
+		constructor(badge?: string, tooltip?: string, color?: ThemeColor);
+	}
+
+	/**
+	 * The decoration provider interfaces defines the contract between extensions and
+	 * file decorations.
+	 */
+	export interface FileDecorationProvider {
+
+		/**
+		 * An optional event to signal that decorations for one or many files have changed.
+		 *
+		 * *Note* that this event should be used to propagate information about children.
+		 *
+		 * @see [EventEmitter](#EventEmitter)
+		 */
+		onDidChangeFileDecorations?: Event<undefined | Uri | Uri[]>;
+
+		/**
+		 * Provide decorations for a given uri.
+		 *
+		 * *Note* that this function is only called when a file gets rendered in the UI.
+		 * This means a decoration from a descendent that propagates upwards must be signaled
+		 * to the editor via the [onDidChangeFileDecorations](#FileDecorationProvider.onDidChangeFileDecorations)-event.
+		 *
+		 * @param uri The uri of the file to provide a decoration for.
+		 * @param token A cancellation token.
+		 * @returns A decoration or a thenable that resolves to such.
+		 */
+		provideFileDecoration(uri: Uri, token: CancellationToken): ProviderResult<FileDecoration>;
+	}
+
+
 	/**
 	 * In a remote window the extension kind describes if an extension
 	 * runs where the UI (window) runs or if an extension runs remotely.
@@ -8559,6 +8625,14 @@ declare module 'vscode' {
 		 */
 		export function registerTerminalLinkProvider(provider: TerminalLinkProvider): Disposable;
 
+		/**
+		 * Register a file decoration provider.
+		 *
+		 * @param provider A [FileDecorationProvider](#FileDecorationProvider).
+		 * @return A [disposable](#Disposable) that unregisters the provider.
+		 */
+		export function registerFileDecorationProvider(provider: FileDecorationProvider): Disposable;
+
 		/**
 		 * The currently active color theme as configured in the settings. The active
 		 * theme can be changed via the `workbench.colorTheme` setting.
diff --git a/src/vs/vscode.proposed.d.ts b/src/vs/vscode.proposed.d.ts
index 4ee34c795b5db..e6109d0ed5db5 100644
--- a/src/vs/vscode.proposed.d.ts
+++ b/src/vs/vscode.proposed.d.ts
@@ -748,88 +748,6 @@ declare module 'vscode' {
 
 	//#endregion
 
-	//#region file-decorations: https://github.com/microsoft/vscode/issues/54938
-
-
-	/**
-	 * A file decoration represents metadata that can be rendered with a file.
-	 */
-	export class FileDecoration {
-
-		/**
-		 * A very short string that represents this decoration.
-		 */
-		badge?: string;
-
-		/**
-		 * A human-readable tooltip for this decoration.
-		 */
-		tooltip?: string;
-
-		/**
-		 * The color of this decoration.
-		 */
-		color?: ThemeColor;
-
-		/**
-		 * A flag expressing that this decoration should be
-		 * propagated to its parents.
-		 */
-		propagate?: boolean;
-
-		/**
-		 * Creates a new decoration.
-		 *
-		 * @param badge A letter that represents the decoration.
-		 * @param tooltip The tooltip of the decoration.
-		 * @param color The color of the decoration.
-		 */
-		constructor(badge?: string, tooltip?: string, color?: ThemeColor);
-	}
-
-	/**
-	 * The decoration provider interfaces defines the contract between extensions and
-	 * file decorations.
-	 */
-	export interface FileDecorationProvider {
-
-		/**
-		 * An optional event to signal that decorations for one or many files have changed.
-		 *
-		 *
-		 * *Note* that this event should be used to propagate information about children.
-		 *
-		 * @see [EventEmitter](#EventEmitter)
-		 */
-		onDidChangeFileDecorations?: Event<undefined | Uri | Uri[]>;
-
-		/**
-		 * Provide decorations for a given uri.
-		 *
-		 * *Note* that this function is only called when a file gets rendered in the UI.
-		 * This means a decoration from a descendent that propagates upwards must be signaled
-		 * to the editor via the [onDidChangeFileDecorations](#FileDecorationProvider.onDidChangeFileDecorations)-event.
-		 *
-		 * @param uri The uri of the file to provide a decoration for.
-		 * @param token A cancellation token.
-		 * @returns A decoration or a thenable that resolves to such.
-		 */
-		provideFileDecoration(uri: Uri, token: CancellationToken): ProviderResult<FileDecoration>;
-	}
-
-	export namespace window {
-
-		/**
-		 * Register a file decoration provider.
-		 *
-		 * @param provider A [FileDecorationProvider](#FileDecorationProvider).
-		 * @return A [disposable](#Disposable) that unregisters the provider.
-		 */
-		export function registerFileDecorationProvider(provider: FileDecorationProvider): Disposable;
-	}
-
-	//#endregion
-
 	//#region debug
 
 	/**
diff --git a/src/vs/workbench/api/common/extHost.api.impl.ts b/src/vs/workbench/api/common/extHost.api.impl.ts
index a8d42e2e2434f..b2452d35d208d 100644
--- a/src/vs/workbench/api/common/extHost.api.impl.ts
+++ b/src/vs/workbench/api/common/extHost.api.impl.ts
@@ -639,7 +639,6 @@ export function createApiFactoryAndRegisterActors(accessor: ServicesAccessor): I
 				return extHostCustomEditors.registerCustomEditorProvider(extension, viewType, provider, options);
 			},
 			registerFileDecorationProvider(provider: vscode.FileDecorationProvider) {
-				checkProposedApiEnabled(extension);
 				return extHostDecorations.registerFileDecorationProvider(provider, extension.identifier);
 			},
 			registerUriHandler(handler: vscode.UriHandler) {