diff --git a/src/editor-properties-panel.ui b/src/editor-properties-panel.ui
index d70e288c68855cd01e4ddc16b1e425f95f062d1b..9fc95263bc05d533523e10059026cb3ce0f28b68 100644
--- a/src/editor-properties-panel.ui
+++ b/src/editor-properties-panel.ui
@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <interface>
   <template class="EditorPropertiesPanel" parent="GtkWidget">
-    <property name="width-request">350</property>
     <child>
       <object class="AdwPreferencesPage">
         <child>
diff --git a/src/editor-window.ui b/src/editor-window.ui
index 33dc377ca7a7c21f43174e7e2fdbd296549ebb3b..bfd17baddf228e3fa40acddda13c96cb9024e5d1 100644
--- a/src/editor-window.ui
+++ b/src/editor-window.ui
@@ -217,6 +217,7 @@
                   <object class="AdwOverlaySplitView" id="split_view">
                     <property name="sidebar-position">end</property>
                     <property name="show-sidebar">false</property>
+                    <property name="min-sidebar-width">350</property>
                     <property name="content">
                       <object class="AdwLayoutSlot">
                         <property name="id">content</property>