diff --git a/packages/twenty-ui/src/input/button/components/TabButton/internals/components/StyledTabBase.tsx b/packages/twenty-ui/src/input/button/components/TabButton/internals/components/StyledTabBase.tsx
index 1b29ab221a..5fae8cda41 100644
--- a/packages/twenty-ui/src/input/button/components/TabButton/internals/components/StyledTabBase.tsx
+++ b/packages/twenty-ui/src/input/button/components/TabButton/internals/components/StyledTabBase.tsx
@@ -72,6 +72,7 @@ export const StyledTabContainer = styled.div<{
 export const StyledTabHover = styled.span<{
   contentSize?: 'sm' | 'md';
 }>`
+  box-sizing: border-box;
   display: flex;
   gap: ${themeCssVariables.spacing[1]};
   padding: ${({ contentSize }) =>