diff --git a/docker/frontend/src/Library.tsx b/docker/frontend/src/Library.tsx
index 7ff4fa3..a9f36e3 100644
--- a/docker/frontend/src/Library.tsx
+++ b/docker/frontend/src/Library.tsx
@@ -1869,9 +1869,14 @@ function Catalogue({ admin, user }: { admin: boolean; user: User | null }) {
     const isImmich = rootFolder.source === 'immich';
     const normRoot = normPath(rootName).toLowerCase();
     const normNode = normPath(node ?? '').toLowerCase();
-    const dir = normNode === normRoot
+    // A node's key is the path the column gave it, and a local root's is
+    // absolute — the disk's `/2012`, where the cloud's is `IMMICH2194` — while a
+    // frame's own `dir` is never absolute. The key sheds the slash it leads with
+    // before the two are set against each other, or every frame under a local
+    // folder counts in the row above it and stands in no pane at all.
+    const dir = (normNode === normRoot
       ? ''
-      : (normRoot ? (normNode.startsWith(`${normRoot}/`) ? normNode.slice(normRoot.length + 1) : normNode) : normNode);
+      : (normRoot ? (normNode.startsWith(`${normRoot}/`) ? normNode.slice(normRoot.length + 1) : normNode) : normNode)).replace(/^\/+/, '');
     const below = dir === ''
       ? (p: LibraryPhoto) => normPath(p.dir ?? '') !== ''
       : (p: LibraryPhoto) => normPath(p.dir ?? '').toLowerCase().startsWith(`${dir}/`);