diff --git a/src/gui/calendar-management/gcal-calendar-management-dialog.ui b/src/gui/calendar-management/gcal-calendar-management-dialog.ui
index 03b19ae6..46e6c4d2 100644
--- a/src/gui/calendar-management/gcal-calendar-management-dialog.ui
+++ b/src/gui/calendar-management/gcal-calendar-management-dialog.ui
@@ -2,9 +2,8 @@
 <interface>
   <template class="GcalCalendarManagementDialog" parent="AdwWindow">
     <property name="title" translatable="yes">Calendar Settings</property>
-    <property name="width_request">450</property>
-    <property name="default_width">550</property>
-    <property name="default_height">500</property>
+    <property name="default-width">500</property>
+    <property name="default-height">600</property>
     <property name="modal">True</property>
     <property name="destroy_with_parent">True</property>
     <property name="hide-on-close">True</property>