diff --git a/changelogs/upcoming/7513.md b/changelogs/upcoming/7513.md
index 84fcb4496aaf..30a64d7248ab 100644
--- a/changelogs/upcoming/7513.md
+++ b/changelogs/upcoming/7513.md
@@ -1,3 +1,7 @@
+**Bug fixes**
+
+- Fixed an `EuiTreeView` bug where `aria-expanded` was being applied to items without expandable children
+
 **CSS-in-JS conversions**
 
 - Converted `EuiTreeView` to Emotion. Updates as part of the conversion:
diff --git a/src/components/tree_view/tree_view.tsx b/src/components/tree_view/tree_view.tsx
index 9ab2a2fd425b..b54eaf8178aa 100644
--- a/src/components/tree_view/tree_view.tsx
+++ b/src/components/tree_view/tree_view.tsx
@@ -309,7 +309,9 @@ export class EuiTreeViewClass extends Component<
           {items.map((node, index) => {
             const buttonId = node.id;
             const wrappingId = this.treeIdGenerator(buttonId);
-            const isNodeExpanded = this.isNodeOpen(node);
+            const isNodeExpanded = node.children
+              ? this.isNodeOpen(node)
+              : undefined; // Determines the `aria-expanded` attribute
 
             let icon = node.icon;
             if (node.iconWhenExpanded && isNodeExpanded) {