diff --git a/calendar/gui/dialogs/event-page.ui b/calendar/gui/dialogs/event-page.ui
index 0d3d73f5a8..95f638dcdf 100644
--- a/calendar/gui/dialogs/event-page.ui
+++ b/calendar/gui/dialogs/event-page.ui
@@ -632,6 +632,7 @@
                     <property name="vscrollbar_policy">GTK_POLICY_AUTOMATIC</property>
                     <property name="shadow_type">GTK_SHADOW_IN</property>
                     <property name="window_placement">GTK_CORNER_TOP_LEFT</property>
+                    <property name="height_request">100</property>
                     <child>
                       <object class="GtkTextView" id="description">
                         <property name="visible">True</property>
diff --git a/calendar/gui/dialogs/memo-page.ui b/calendar/gui/dialogs/memo-page.ui
index f0dd0bb974..f4ff70c7f5 100644
--- a/calendar/gui/dialogs/memo-page.ui
+++ b/calendar/gui/dialogs/memo-page.ui
@@ -95,6 +95,7 @@
                     <property name="vscrollbar_policy">GTK_POLICY_AUTOMATIC</property>
                     <property name="shadow_type">GTK_SHADOW_IN</property>
                     <property name="window_placement">GTK_CORNER_TOP_LEFT</property>
+                    <property name="height_request">100</property>
                     <child>
                       <object class="GtkTextView" id="memo_content">
                         <property name="width_request">400</property>
diff --git a/calendar/gui/dialogs/task-page.ui b/calendar/gui/dialogs/task-page.ui
index 1ca36a12bc..9aab40a3e2 100644
--- a/calendar/gui/dialogs/task-page.ui
+++ b/calendar/gui/dialogs/task-page.ui
@@ -232,6 +232,7 @@
                     <property name="hscrollbar_policy">automatic</property>
                     <property name="vscrollbar_policy">automatic</property>
                     <property name="shadow_type">in</property>
+                    <property name="height_request">100</property>
                     <child>
                       <object class="GtkTextView" id="description">
                         <property name="width_request">400</property>