diff --git a/sd/uiconfig/simpress/ui/slidetransitionspanel.ui b/sd/uiconfig/simpress/ui/slidetransitionspanel.ui
index bdf03bc2b34d..468ee5e295e4 100644
--- a/sd/uiconfig/simpress/ui/slidetransitionspanel.ui
+++ b/sd/uiconfig/simpress/ui/slidetransitionspanel.ui
@@ -73,6 +73,7 @@
                   <object class="GtkGrid" id="grid2">
                     <property name="visible">True</property>
                     <property name="can_focus">False</property>
+                    <property name="row_spacing">6</property>
                     <property name="column_spacing">12</property>
                     <child>
                       <object class="GtkLabel" id="speed_label">