diff --git a/packages/core/src/core/index.ts b/packages/core/src/core/index.ts
index 4f1ec84e..fd5c1f7d 100644
--- a/packages/core/src/core/index.ts
+++ b/packages/core/src/core/index.ts
@@ -1,5 +1,6 @@
 export * from './media/proxy';
 export * from './media/state';
+export * from './ui/alert-dialog/alert-dialog-data-attrs';
 export * from './ui/buffering-indicator/buffering-indicator-core';
 export * from './ui/buffering-indicator/buffering-indicator-data-attrs';
 export * from './ui/controls/controls-core';
diff --git a/packages/core/src/core/ui/alert-dialog/alert-dialog-data-attrs.ts b/packages/core/src/core/ui/alert-dialog/alert-dialog-data-attrs.ts
new file mode 100644
index 00000000..964ee6a0
--- /dev/null
+++ b/packages/core/src/core/ui/alert-dialog/alert-dialog-data-attrs.ts
@@ -0,0 +1,5 @@
+import type { StateAttrMap } from '../types';
+
+export const AlertDialogDataAttrs = {
+  open: 'data-open',
+} as const satisfies StateAttrMap<{ open: boolean }>;