diff --git a/src/course-unit/CourseUnit.test.jsx b/src/course-unit/CourseUnit.test.jsx
index bce5f5c1b6..02fd51d68e 100644
--- a/src/course-unit/CourseUnit.test.jsx
+++ b/src/course-unit/CourseUnit.test.jsx
@@ -453,26 +453,6 @@ describe('<CourseUnit />', () => {
     window.open = open;
   });
 
-  it('updates iframe height when dropdown menu is toggled', async () => {
-    const { getByTitle } = render(<RootWrapper />);
-
-    const ACTION_DROPDOWN_HEIGHT = 300;
-
-    await waitFor(() => {
-      const iframe = getByTitle(xblockContainerIframeMessages.xblockIframeTitle.defaultMessage);
-      expect(iframe.getAttribute('style')).toContain('height: 0px;');
-    });
-
-    simulatePostMessageEvent(messageTypes.toggleDropdownMenu, {
-      subMenuHeight: ACTION_DROPDOWN_HEIGHT,
-    });
-
-    await waitFor(() => {
-      const iframe = getByTitle(xblockContainerIframeMessages.xblockIframeTitle.defaultMessage);
-      expect(iframe.getAttribute('style')).toContain(`height: ${ACTION_DROPDOWN_HEIGHT}px;`);
-    });
-  });
-
   it('checks courseUnit title changing when edit query is successfully', async () => {
     const {
       findByText,
diff --git a/src/course-unit/constants.js b/src/course-unit/constants.js
index c5b0c820ea..f95e438d0a 100644
--- a/src/course-unit/constants.js
+++ b/src/course-unit/constants.js
@@ -58,5 +58,4 @@ export const messageTypes = {
   duplicateXBlock: 'duplicateXBlock',
   refreshPositions: 'refreshPositions',
   newXBlockEditor: 'newXBlockEditor',
-  toggleDropdownMenu: 'toggleDropdownMenu',
 };
diff --git a/src/course-unit/xblock-container-iframe/index.tsx b/src/course-unit/xblock-container-iframe/index.tsx
index 58e23aa84d..706111f857 100644
--- a/src/course-unit/xblock-container-iframe/index.tsx
+++ b/src/course-unit/xblock-container-iframe/index.tsx
@@ -71,7 +71,6 @@ const XBlockContainerIframe: FC<XBlockContainerIframeProps> = ({
   const [deleteXblockId, setDeleteXblockId] = useState<string | null>(null);
   const [isDeleteModalOpen, openDeleteModal, closeDeleteModal] = useToggle(false);
   const [isConfigureModalOpen, openConfigureModal, closeConfigureModal] = useToggle(false);
-  const [dropdownHeight, setDropdownHeight] = useState(0);
   const { setIframeRef, sendMessageToIframe } = useIframe();
   const [editXblockId, setEditXblockId] = useState<string | null>(null);
   const [currentXblockData, setCurrentXblockData] = useState<any>({});
@@ -140,7 +139,6 @@ const XBlockContainerIframe: FC<XBlockContainerIframeProps> = ({
       [messageTypes.duplicateXBlock]: (payload) => handleDuplicateXBlock(payload.id),
       [messageTypes.refreshPositions]: handleRefreshXBlocks,
       [messageTypes.newXBlockEditor]: (payload) => navigateToNewXBlockEditor(payload.url),
-      [messageTypes.toggleDropdownMenu]: ({ subMenuHeight }) => setDropdownHeight(subMenuHeight),
     };
 
     const handleMessage = (event: MessageEvent) => {
@@ -212,7 +210,7 @@ const XBlockContainerIframe: FC<XBlockContainerIframeProps> = ({
         loading="lazy"
         style={{
           width: '100%',
-          height: iframeHeight + dropdownHeight,
+          height: iframeHeight,
         }}
         scrolling="no"
         referrerPolicy="origin"