2 files changed, 4 insertions, 1 deletions

diff --git a/doc/md/Community-&-Related-software.md b/doc/md/Community-&-Related-software.md
index 4193c045..54f18c8e 100644
--- a/doc/md/Community-&-Related-software.md
+++ b/doc/md/Community-&-Related-software.md
@@ -41,6 +41,9 @@ See [Theming](Theming) for a list of community-contributed themes, and an instal
 - [Shaarlier for Android](https://github.com/dimtion/Shaarlier) - Android application to simply add links directly into your Shaarli
 - [Stakali for Android](https://stakali.toneiv.eu) - Stakali is a personal bookmark manager which synchronizes with Shaarli 
 
+### Desktop Apps
+- [Ulauncher Extension](https://github.com/sebw/ulauncher-shaarli) - Ulauncher is an an application launcher for Linux, this extension allows research in your Shaarli
+
 ### Browser addons
 - [Shaarli Firefox Extension](https://github.com/ikipatang/shaarli-web-extension) - toolbar button to share your current tab with Shaarli.
 - [Shaarli Chrome Extension](https://github.com/octplane/Shiny-Shaarli) - toolbar button to share your current tab with Shaarli.
diff --git a/index.php b/index.php
index bf75f7c9..a39fc762 100644
--- a/index.php
+++ b/index.php
@@ -1690,7 +1690,7 @@ function buildLinkList($PAGE, $linkDb, $conf, $pluginManager, $loginManager)
         }
     } else {
         // Filter bookmarks according search parameters.
-        $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : '';
+        $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : null;
         $request = [
             'searchtags' => $searchtags,
             'searchterm' => $searchterm,