diff --git a/packages/frontend/core/src/pages/workspace/detail-page/detail-page.tsx b/packages/frontend/core/src/pages/workspace/detail-page/detail-page.tsx
index 62fd0b0838..f9d92564b4 100644
--- a/packages/frontend/core/src/pages/workspace/detail-page/detail-page.tsx
+++ b/packages/frontend/core/src/pages/workspace/detail-page/detail-page.tsx
@@ -158,7 +158,7 @@ const DetailPageLayout = ({
             onExpand={onExpandSidebar}
             ref={sidebarRef}
             defaultSizePixels={Math.max(sidebarState.width, 240)}
-            minSizePixels={240}
+            minSizePixels={sidebarState.isOpen ? 240 : 0}
             maxSizePercentage={50}
           >
             {sidebar}