diff --git a/packages/confirm-dialog/src/vaadin-confirm-dialog-base-mixin.d.ts b/packages/confirm-dialog/src/vaadin-confirm-dialog-base-mixin.d.ts
index 485d84f95a..a8e73d8147 100644
--- a/packages/confirm-dialog/src/vaadin-confirm-dialog-base-mixin.d.ts
+++ b/packages/confirm-dialog/src/vaadin-confirm-dialog-base-mixin.d.ts
@@ -9,7 +9,7 @@ export declare function ConfirmDialogBaseMixin<T extends Constructor<HTMLElement
   base: T,
 ): Constructor<ConfirmDialogBaseMixinClass> & T;
 
-export declare class ConfirmDialogBaseMixin {
+export declare class ConfirmDialogBaseMixinClass {
   /**
    * Set the `aria-label` attribute for assistive technologies like
    * screen readers. An empty string value for this property (the