diff --git a/quartz/components/scripts/explorer.inline.ts b/quartz/components/scripts/explorer.inline.ts
index 4c6717458..f23f4df07 100644
--- a/quartz/components/scripts/explorer.inline.ts
+++ b/quartz/components/scripts/explorer.inline.ts
@@ -163,7 +163,7 @@ async function setupExplorer(currentSlug: FullSlug) {
     }
 
     // Get folder state from local storage
-    const storageTree = localStorage.getItem("fileTree")
+    const storageTree = sessionStorage.getItem("fileTree")
     const serializedExplorerState = storageTree && opts.useSavedState ? JSON.parse(storageTree) : []
     const oldIndex = new Map<string, boolean>(
       serializedExplorerState.map((entry: FolderState) => [entry.path, entry.collapsed]),