diff --git a/src/vs/workbench/api/common/extHost.api.impl.ts b/src/vs/workbench/api/common/extHost.api.impl.ts
index 5e30cb10cb0..650ef41d110 100644
--- a/src/vs/workbench/api/common/extHost.api.impl.ts
+++ b/src/vs/workbench/api/common/extHost.api.impl.ts
@@ -599,7 +599,7 @@ export function createApiFactoryAndRegisterActors(accessor: ServicesAccessor): I
 			},
 			showQuickPick(items: any, options?: vscode.QuickPickOptions, token?: vscode.CancellationToken): any {
 				// TODO: remove this once quickPickSeparators has been finalized.
-				if (Array.isArray(items) && items.some((item) => item.kind !== undefined)) {
+				if (Array.isArray(items) && items.some((item) => item.kind === extHostTypes.QuickPickItemKind.Separator)) {
 					checkProposedApiEnabled(extension, 'quickPickSeparators');
 				}
 				return extHostQuickOpen.showQuickPick(items, options, token);
diff --git a/src/vs/workbench/api/common/extHostTypes.ts b/src/vs/workbench/api/common/extHostTypes.ts
index 8b4345db9a7..6ea68075b13 100644
--- a/src/vs/workbench/api/common/extHostTypes.ts
+++ b/src/vs/workbench/api/common/extHostTypes.ts
@@ -2929,8 +2929,8 @@ export class QuickInputButtons {
 }
 
 export enum QuickPickItemKind {
+	Separator = -1,
 	Default = 1,
-	Separator = 2,
 }
 
 export enum ExtensionKind {
diff --git a/src/vscode-dts/vscode.proposed.quickPickSeparators.d.ts b/src/vscode-dts/vscode.proposed.quickPickSeparators.d.ts
index c73c37b2095..12d82ba72ec 100644
--- a/src/vscode-dts/vscode.proposed.quickPickSeparators.d.ts
+++ b/src/vscode-dts/vscode.proposed.quickPickSeparators.d.ts
@@ -8,8 +8,8 @@ declare module 'vscode' {
 	// https://github.com/microsoft/vscode/issues/74967
 
 	export enum QuickPickItemKind {
+		Separator = -1,
 		Default = 1,
-		Separator = 2,
 	}
 
 	export interface QuickPickItem {