diff --git a/x-pack/plugins/security_solution/public/timelines/components/timeline/body/column_headers/index.tsx b/x-pack/plugins/security_solution/public/timelines/components/timeline/body/column_headers/index.tsx
index ea938be91abd17..88bc8179887ceb 100644
--- a/x-pack/plugins/security_solution/public/timelines/components/timeline/body/column_headers/index.tsx
+++ b/x-pack/plugins/security_solution/public/timelines/components/timeline/body/column_headers/index.tsx
@@ -145,9 +145,7 @@ export const ColumnHeadersComponent = ({
 
   const renderClone: DraggableChildrenFn = useCallback(
     (dragProvided, _dragSnapshot, rubric) => {
-      // TODO: Remove after github.com/DefinitelyTyped/DefinitelyTyped/pull/43057 is merged
-      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      const index = (rubric as any).source.index;
+      const index = rubric.source.index;
       const header = columnHeaders[index];
 
       const onMount = () => setDraggingIndex(index);
diff --git a/x-pack/plugins/security_solution/public/timelines/components/timeline/styles.tsx b/x-pack/plugins/security_solution/public/timelines/components/timeline/styles.tsx
index 5c992fd640a97b..234814a68877d5 100644
--- a/x-pack/plugins/security_solution/public/timelines/components/timeline/styles.tsx
+++ b/x-pack/plugins/security_solution/public/timelines/components/timeline/styles.tsx
@@ -113,10 +113,10 @@ export const EventsThGroupData = styled.div.attrs(({ className = '' }) => ({
   }
 `;
 
-export const EventsTh = styled.div.attrs(({ className = '' }) => ({
+export const EventsTh = styled.div.attrs<{ role: string }>(({ className = '' }) => ({
   className: `siemEventsTable__th ${className}`,
   role: 'columnheader',
-}))`
+}))<{ role?: string }>`
   align-items: center;
   display: flex;
   flex-shrink: 0;