diff --git a/packages/dnb-eufemia/src/components/table/TableStickyHeader.tsx b/packages/dnb-eufemia/src/components/table/TableStickyHeader.tsx
index ea87174b3ee..b5761981440 100644
--- a/packages/dnb-eufemia/src/components/table/TableStickyHeader.tsx
+++ b/packages/dnb-eufemia/src/components/table/TableStickyHeader.tsx
@@ -51,7 +51,6 @@ export const useStickyHeader = ({
           'thead > tr:first-of-type, thead > .dnb-table__tr:first-of-type'
         )
         const thElem = getThElement(tableElem)
-        const inIframe = window.self !== window.top
 
         const setSizes = () => {
           offsetTopPx = parseFloat(String(stickyOffset)) || 0
@@ -96,7 +95,7 @@ export const useStickyHeader = ({
           thHeight = thElem.offsetHeight
           tableHeight = tableElem.offsetHeight
           tableOffset = getOffsetTop(tableElem)
-          totalOffset = tableOffset - (inIframe ? 0 : offsetTopPx)
+          totalOffset = tableOffset - offsetTopPx
 
           if (sticky === 'css-position') {
             trElem.style.setProperty(
diff --git a/packages/dnb-eufemia/src/components/table/__tests__/TableStickyHeader.test.tsx b/packages/dnb-eufemia/src/components/table/__tests__/TableStickyHeader.test.tsx
index e2d4ad90085..515a45a92e0 100644
--- a/packages/dnb-eufemia/src/components/table/__tests__/TableStickyHeader.test.tsx
+++ b/packages/dnb-eufemia/src/components/table/__tests__/TableStickyHeader.test.tsx
@@ -187,9 +187,6 @@ describe('useStickyHeader', () => {
       '304px'
     )
 
-    // Simulate iFrame
-    jest.spyOn(window, 'self', 'get').mockReturnValue(null)
-
     rerender(
       <Table sticky>
         <BasicTable />
@@ -203,9 +200,6 @@ describe('useStickyHeader', () => {
     expect(trElem.style.getPropertyValue('--table-offset')).toEqual(
       '160px'
     )
-
-    // Reset Simulate iFrame
-    jest.spyOn(window, 'self', 'get').mockReturnValue(window)
   })
 
   it('should check if .dnb-scroll-view has a vertical scrollbar and set shadown only, when css-position is used', () => {
@@ -331,9 +325,6 @@ describe('useStickyHeader', () => {
       '224px'
     )
 
-    // Simulate iFrame
-    jest.spyOn(window, 'self', 'get').mockReturnValue(null)
-
     rerender(
       <div className="dnb-modal__content">
         <div className="dnb-modal__header__bar">bar</div>
@@ -347,14 +338,11 @@ describe('useStickyHeader', () => {
 
     setSizes()
 
-    // Should set correct value (320-(160-0)=160)
+    // Should set correct value (320-(160-40)=200)
     simulateScroll(320, scrollElem)
     expect(trElem.style.getPropertyValue('--table-offset')).toEqual(
-      '160px'
+      '200px'
     )
-
-    // Reset Simulate iFrame
-    jest.spyOn(window, 'self', 'get').mockReturnValue(window)
   })
 })