diff --git a/src/workspaces/officerdev/src/apps/FileBrowser/FileBrowserApp/useFileBrowserApp.ts b/src/workspaces/officerdev/src/apps/FileBrowser/FileBrowserApp/useFileBrowserApp.ts
index 16c96e65..0be2b610 100644
--- a/src/workspaces/officerdev/src/apps/FileBrowser/FileBrowserApp/useFileBrowserApp.ts
+++ b/src/workspaces/officerdev/src/apps/FileBrowser/FileBrowserApp/useFileBrowserApp.ts
@@ -47,10 +47,17 @@ export const useFileBrowserApp = (basePath: string, rootOverride?: string, urlPa
   };
 
   /**
-   * Where a crumb points. A real `To` rather than a query string, because the folder is the pathname now;
-   * the current search rides along so cmd-clicking a crumb keeps whatever is open.
+   * Where a crumb points. A real `To` rather than a query string, because the folder is the pathname now.
+   *
+   * Drops the overlay, exactly as `setCurrentPath` does. A breadcrumb is a `<Link>` and never goes
+   * through that function, so stripping it in one place and not the other meant clicking a folder row
+   * closed the pane and clicking a crumb did not — the same navigation, two different outcomes,
+   * depending on which control you used.
    */
-  const hrefForPath = (path: string) => ({ pathname: folderHref(path), search: location.search });
+  const hrefForPath = (path: string) => ({
+    pathname: folderHref(path),
+    search: withoutViewerParams(location.search),
+  });
 
   /**
    * The ephemeral viewer params replace each other wholesale: opening a file closes whatever overlay was