diff --git a/apps/web/src/components/Sidebar.tsx b/apps/web/src/components/Sidebar.tsx
index 759e4e812..f3401a5d9 100644
--- a/apps/web/src/components/Sidebar.tsx
+++ b/apps/web/src/components/Sidebar.tsx
@@ -1504,7 +1504,11 @@ export default function Sidebar() {
                 <span>Files</span>
               </button>
               {!filesCollapsedByProject.has(project.id) && (
-                <WorkspaceFileTree cwd={activeWorkspaceCwd} resolvedTheme={resolvedTheme} />
+                <WorkspaceFileTree
+                  key={activeProjectThread?.id ?? project.id}
+                  cwd={activeWorkspaceCwd}
+                  resolvedTheme={resolvedTheme}
+                />
               )}
             </div>
           ) : null}