diff --git a/fractal-gtk/res/main_window.glade b/fractal-gtk/res/main_window.glade
index ebaa83ef..1e5fc9e5 100644
--- a/fractal-gtk/res/main_window.glade
+++ b/fractal-gtk/res/main_window.glade
@@ -38,6 +38,7 @@
             <property name="primary_icon_name">edit-find-symbolic</property>
             <property name="primary_icon_activatable">False</property>
             <property name="primary_icon_sensitive">False</property>
+            <property name="placeholder_text" translatable="yes">Search for room members</property>
           </object>
           <packing>
             <property name="expand">False</property>