diff --git a/src/components/List/ListAccordionGroup.tsx b/src/components/List/ListAccordionGroup.tsx
index 15e148ae6e..f153eb557f 100644
--- a/src/components/List/ListAccordionGroup.tsx
+++ b/src/components/List/ListAccordionGroup.tsx
@@ -74,7 +74,7 @@ const ListAccordionGroup = ({
   return (
     <ListAccordionGroupContext.Provider
       value={{
-        expandedId: expandedIdProp || expandedId, // component can be controlled or uncontrolled
+        expandedId: expandedIdProp ?? expandedId, // component can be controlled or uncontrolled
         onAccordionPress: onAccordionPress || onAccordionPressDefault,
       }}
     >
diff --git a/src/components/__tests__/ListAccordion.test.tsx b/src/components/__tests__/ListAccordion.test.tsx
index 0c24538348..d9be0ec25a 100644
--- a/src/components/__tests__/ListAccordion.test.tsx
+++ b/src/components/__tests__/ListAccordion.test.tsx
@@ -100,6 +100,22 @@ describe('ListAccordion', () => {
     );
   });
 
+  it('expands the accordion with id={0} when it is the controlled expandedId', () => {
+    const { getByText, queryByText } = render(
+      <ListAccordionGroup expandedId={0} onAccordionPress={() => {}}>
+        <ListAccordion title="First accordion" id={0}>
+          <ListItem title="First accordion item" />
+        </ListAccordion>
+        <ListAccordion title="Second accordion" id={1}>
+          <ListItem title="Second accordion item" />
+        </ListAccordion>
+      </ListAccordionGroup>
+    );
+
+    expect(getByText('First accordion item')).toBeTruthy();
+    expect(queryByText('Second accordion item')).toBeNull();
+  });
+
   it('should throw an error when id={""}', () => {
     const ListAccordionTest = () => (
       <ListAccordionGroup>