diff --git a/src/library-authoring/component-info/ComponentAdvancedInfo.test.tsx b/src/library-authoring/component-info/ComponentAdvancedInfo.test.tsx
index 238be40d39..11eb0e3911 100644
--- a/src/library-authoring/component-info/ComponentAdvancedInfo.test.tsx
+++ b/src/library-authoring/component-info/ComponentAdvancedInfo.test.tsx
@@ -12,6 +12,7 @@ import {
   mockXBlockAssets,
   mockXBlockOLX,
 } from '../data/api.mocks';
+import * as apiHooks from '../data/apiHooks';
 import { LibraryProvider, SidebarBodyComponentId } from '../common/context';
 import { ComponentAdvancedInfo } from './ComponentAdvancedInfo';
 import { getXBlockAssetsApiUrl } from '../data/api';
@@ -25,6 +26,7 @@ const setOLXspy = mockSetXBlockOLX.applyMock();
 const render = (
   usageKey: string = mockLibraryBlockMetadata.usageKeyPublished,
   libraryId: string = mockContentLibrary.libraryId,
+  showOnlyPublished: boolean = false,
 ) => baseRender(
   <ComponentAdvancedInfo />,
   {
@@ -35,6 +37,7 @@ const render = (
           id: usageKey,
           type: SidebarBodyComponentId.ComponentInfo,
         }}
+        showOnlyPublished={showOnlyPublished}
       >
         {children}
       </LibraryProvider>
@@ -124,6 +127,9 @@ describe('<ComponentAdvancedInfo />', () => {
   });
 
   it('should display the OLX source of the block (when expanded)', async () => {
+    const usageKey = mockXBlockOLX.usageKeyHtml;
+    const spy = jest.spyOn(apiHooks, 'useXBlockOLX');
+
     render(mockXBlockOLX.usageKeyHtml);
     const expandButton = await screen.findByRole('button', { name: /Advanced details/ });
     fireEvent.click(expandButton);
@@ -131,6 +137,21 @@ describe('<ComponentAdvancedInfo />', () => {
     // just a substring:
     const olxPart = /This is a text component which uses/;
     await waitFor(() => expect(screen.getByText(olxPart)).toBeInTheDocument());
+    expect(spy).toHaveBeenCalledWith(usageKey, undefined);
+  });
+
+  it('should display the published OLX source of the block (when expanded)', async () => {
+    const usageKey = mockXBlockOLX.usageKeyHtml;
+    const spy = jest.spyOn(apiHooks, 'useXBlockOLX');
+
+    render(usageKey, undefined, true);
+    const expandButton = await screen.findByRole('button', { name: /Advanced details/ });
+    fireEvent.click(expandButton);
+    // Because of syntax highlighting, the OLX will be borken up by many different tags so we need to search for
+    // just a substring:
+    const olxPart = /This is a text component which uses/;
+    await waitFor(() => expect(screen.getByText(olxPart)).toBeInTheDocument());
+    expect(spy).toHaveBeenCalledWith(usageKey, 'published');
   });
 
   it('does not display "Edit OLX" button and assets dropzone when the library is read-only', async () => {
diff --git a/src/library-authoring/component-info/ComponentAdvancedInfo.tsx b/src/library-authoring/component-info/ComponentAdvancedInfo.tsx
index a558ef6902..82d655ca18 100644
--- a/src/library-authoring/component-info/ComponentAdvancedInfo.tsx
+++ b/src/library-authoring/component-info/ComponentAdvancedInfo.tsx
@@ -21,7 +21,11 @@ import { ComponentAdvancedAssets } from './ComponentAdvancedAssets';
 
 const ComponentAdvancedInfoInner: React.FC<Record<never, never>> = () => {
   const intl = useIntl();
-  const { readOnly, sidebarComponentInfo } = useLibraryContext();
+  const {
+    readOnly,
+    sidebarComponentInfo,
+    showOnlyPublished,
+  } = useLibraryContext();
 
   const usageKey = sidebarComponentInfo?.id;
   // istanbul ignore if: this should never happen in production
@@ -29,7 +33,10 @@ const ComponentAdvancedInfoInner: React.FC<Record<never, never>> = () => {
     throw new Error('sidebarComponentUsageKey is required to render ComponentAdvancedInfo');
   }
 
-  const { data: olx, isLoading: isOLXLoading } = useXBlockOLX(usageKey);
+  const { data: olx, isLoading: isOLXLoading } = useXBlockOLX(
+    usageKey,
+    showOnlyPublished ? 'published' : undefined,
+  );
   const editorRef = React.useRef<EditorAccessor | undefined>(undefined);
   const [isEditingOLX, setEditingOLX] = React.useState(false);
   const olxUpdater = useUpdateXBlockOLX(usageKey);
diff --git a/src/library-authoring/data/api.ts b/src/library-authoring/data/api.ts
index 2efdf9175b..75fdbd9862 100644
--- a/src/library-authoring/data/api.ts
+++ b/src/library-authoring/data/api.ts
@@ -418,8 +418,8 @@ export async function createCollection(libraryId: string, collectionData: Create
  * Fetch the OLX for the given XBlock.
  */
 // istanbul ignore next
-export async function getXBlockOLX(usageKey: string): Promise<string> {
-  const { data } = await getAuthenticatedHttpClient().get(getXBlockOLXApiUrl(usageKey));
+export async function getXBlockOLX(usageKey: string, version?: string): Promise<string> {
+  const { data } = await getAuthenticatedHttpClient().get(getXBlockOLXApiUrl(usageKey), { params: { version } });
   return data.olx;
 }
 
diff --git a/src/library-authoring/data/apiHooks.ts b/src/library-authoring/data/apiHooks.ts
index 09151a4602..2190208768 100644
--- a/src/library-authoring/data/apiHooks.ts
+++ b/src/library-authoring/data/apiHooks.ts
@@ -350,10 +350,10 @@ export const useCreateLibraryCollection = (libraryId: string) => {
 };
 
 /** Get the OLX source of a library component */
-export const useXBlockOLX = (usageKey: string) => (
+export const useXBlockOLX = (usageKey: string, version?: string) => (
   useQuery({
     queryKey: xblockQueryKeys.xblockOLX(usageKey),
-    queryFn: () => getXBlockOLX(usageKey),
+    queryFn: () => getXBlockOLX(usageKey, version),
     enabled: !!usageKey,
   })
 );