diff --git a/gtk/gtkfilechooserdefault.c b/gtk/gtkfilechooserdefault.c
index 2a957c5f81..9d216c7a33 100644
--- a/gtk/gtkfilechooserdefault.c
+++ b/gtk/gtkfilechooserdefault.c
@@ -7606,6 +7606,7 @@ _gtk_file_chooser_default_init (GtkFileChooserDefault *impl)
    */
   g_type_ensure (GTK_TYPE_PATH_BAR);
   gtk_widget_init_template (GTK_WIDGET (impl));
+  gtk_widget_set_size_request (priv->browse_files_tree_view, 280, -1);
 
   set_file_system_backend (impl);
 
diff --git a/gtk/gtkfilechooserdefault.ui b/gtk/gtkfilechooserdefault.ui
index 86acec570e..0d486b7e50 100644
--- a/gtk/gtkfilechooserdefault.ui
+++ b/gtk/gtkfilechooserdefault.ui
@@ -233,6 +233,7 @@
                       <object class="GtkScrolledWindow" id="browse_files_swin">
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
+                        <property name="hscrollbar_policy">never</property>
                         <property name="vscrollbar_policy">always</property>
                         <property name="shadow_type">in</property>
                         <child>
diff --git a/gtk/gtkfilechooserdialog.ui b/gtk/gtkfilechooserdialog.ui
index 67d47b6b57..2b242f2476 100644
--- a/gtk/gtkfilechooserdialog.ui
+++ b/gtk/gtkfilechooserdialog.ui
@@ -6,6 +6,7 @@
     <property name="border_width">5</property>
     <property name="role">GtkFileChooserDialog</property>
     <property name="type_hint">dialog</property>
+    <property name="default_width">600</property>
     <signal name="response" handler="response_cb" swapped="no"/>
     <child internal-child="vbox">
       <object class="GtkBox" id="dialog-vbox1">
diff --git a/gtk/gtkplacessidebar.c b/gtk/gtkplacessidebar.c
index b548682ac3..cf0f952bc4 100644
--- a/gtk/gtkplacessidebar.c
+++ b/gtk/gtkplacessidebar.c
@@ -3652,6 +3652,8 @@ gtk_places_sidebar_init (GtkPlacesSidebar *sidebar)
 
 	sidebar->shortcuts = NULL;
 
+	gtk_widget_set_size_request (GTK_WIDGET (sidebar), 140, 280);
+
 	gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sidebar),
 					GTK_POLICY_NEVER,
 					GTK_POLICY_AUTOMATIC);