diff --git a/src/frontend/apps/impress/src/components/dropdown-menu/DropdownMenu.tsx b/src/frontend/apps/impress/src/components/dropdown-menu/DropdownMenu.tsx
index cb99e6034..0832472ae 100644
--- a/src/frontend/apps/impress/src/components/dropdown-menu/DropdownMenu.tsx
+++ b/src/frontend/apps/impress/src/components/dropdown-menu/DropdownMenu.tsx
@@ -1,4 +1,3 @@
-import { HorizontalSeparator } from '@gouvfr-lasuite/ui-kit';
 import {
   Fragment,
   PropsWithChildren,
@@ -10,7 +9,15 @@ import {
 } from 'react';
 import { css } from 'styled-components';
 
-import { Box, BoxButton, BoxProps, DropButton, Icon, Text } from '@/components';
+import {
+  Box,
+  BoxButton,
+  BoxProps,
+  DropButton,
+  HorizontalSeparator,
+  Icon,
+  Text,
+} from '@/components';
 import { useCunninghamTheme } from '@/cunningham';
 import { useKeyboardAction } from '@/hooks';
 
@@ -266,9 +273,7 @@ export const DropdownMenu = ({
                   />
                 )}
               </BoxButton>
-              {option.showSeparator && (
-                <HorizontalSeparator withPadding={false} />
-              )}
+              {option.showSeparator && <HorizontalSeparator $margin="none" />}
             </Fragment>
           );
         })}
diff --git a/src/frontend/apps/impress/src/components/separators/HorizontalSeparator.tsx b/src/frontend/apps/impress/src/components/separators/HorizontalSeparator.tsx
index 94faf9a31..91d3d06d6 100644
--- a/src/frontend/apps/impress/src/components/separators/HorizontalSeparator.tsx
+++ b/src/frontend/apps/impress/src/components/separators/HorizontalSeparator.tsx
@@ -1,27 +1,14 @@
-import { Spacings } from '@/utils';
-
-import { Box } from '../Box';
-
-type Props = {
-  $withPadding?: boolean;
-  customPadding?: Spacings;
-};
-
-export const HorizontalSeparator = ({
-  $withPadding = true,
-  customPadding,
-}: Props) => {
-  const padding = $withPadding
-    ? (customPadding ?? 'base')
-    : ('none' as Spacings);
+import { Box, BoxType } from '../Box';
 
+export const HorizontalSeparator = (props: BoxType) => {
   return (
     <Box
       $height="1px"
       $width="100%"
-      $margin={{ vertical: padding }}
+      $margin={{ vertical: 'base' }}
       $background="var(--c--contextuals--border--surface--primary)"
       className="--docs--horizontal-separator"
+      {...props}
     />
   );
 };
diff --git a/src/frontend/apps/impress/src/features/docs/doc-header/components/DocHeader.tsx b/src/frontend/apps/impress/src/features/docs/doc-header/components/DocHeader.tsx
index fa0e5bd6a..85430234c 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-header/components/DocHeader.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-header/components/DocHeader.tsx
@@ -76,7 +76,7 @@ export const DocHeader = ({ doc }: DocHeaderProps) => {
             )}
           </Box>
         </Box>
-        <HorizontalSeparator $withPadding={false} />
+        <HorizontalSeparator $margin="none" />
       </Box>
     </>
   );
diff --git a/src/frontend/apps/impress/src/features/docs/doc-share/components/DocInheritedShareContent.tsx b/src/frontend/apps/impress/src/features/docs/doc-share/components/DocInheritedShareContent.tsx
index 06364f5df..0e0b98fd7 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-share/components/DocInheritedShareContent.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-share/components/DocInheritedShareContent.tsx
@@ -33,7 +33,7 @@ export const DocInheritedShareContent = ({
       $padding={{ top: spacingsTokens.sm }}
       className="--docs--doc-inherited-share-content"
     >
-      <HorizontalSeparator $withPadding={false} />
+      <HorizontalSeparator $margin="none" />
       <Box
         $gap={spacingsTokens.sm}
         $padding={{
diff --git a/src/frontend/apps/impress/src/features/docs/doc-share/components/DocShareModal.tsx b/src/frontend/apps/impress/src/features/docs/doc-share/components/DocShareModal.tsx
index c86577aea..2662fff09 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-share/components/DocShareModal.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-share/components/DocShareModal.tsx
@@ -250,7 +250,9 @@ export const DocShareModal = ({ doc, onClose, isRootDoc = true }: Props) => {
                   />
                 </Box>
               )}
-              {!canViewAccesses && <HorizontalSeparator customPadding="12px" />}
+              {!canViewAccesses && (
+                <HorizontalSeparator $margin={{ vertical: 'sm' }} />
+              )}
             </Box>
 
             <Box data-testid="doc-share-quick-search">
diff --git a/src/frontend/apps/impress/src/features/docs/doc-share/components/DocShareModalFooter.tsx b/src/frontend/apps/impress/src/features/docs/doc-share/components/DocShareModalFooter.tsx
index 7dc0c8f5c..fee14913c 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-share/components/DocShareModalFooter.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-share/components/DocShareModalFooter.tsx
@@ -25,10 +25,10 @@ export const DocShareModalFooter = ({
       `}
       className="--docs--doc-share-modal-footer"
     >
-      <HorizontalSeparator $withPadding={true} customPadding="12px" />
+      <HorizontalSeparator $margin={{ vertical: 'sm' }} />
 
       <DocVisibility doc={doc} />
-      <HorizontalSeparator customPadding="12px" />
+      <HorizontalSeparator $margin={{ vertical: 'sm' }} />
 
       <Box
         $direction="row"
diff --git a/src/frontend/apps/impress/src/features/left-panel/components/LeftPanelFavorites.tsx b/src/frontend/apps/impress/src/features/left-panel/components/LeftPanelFavorites.tsx
index 01111027c..d7830a8ad 100644
--- a/src/frontend/apps/impress/src/features/left-panel/components/LeftPanelFavorites.tsx
+++ b/src/frontend/apps/impress/src/features/left-panel/components/LeftPanelFavorites.tsx
@@ -27,7 +27,7 @@ export const LeftPanelFavorites = () => {
       aria-labelledby="pinned-docs-title"
       className="--docs--left-panel-favorites"
     >
-      <HorizontalSeparator $withPadding={false} />
+      <HorizontalSeparator $margin="none" />
       <Box
         $justify="center"
         $padding={{ horizontal: 'sm', top: 'sm' }}