diff --git a/terminatorlib/preferences.glade b/terminatorlib/preferences.glade
index 83a90847..53e6e32f 100644
--- a/terminatorlib/preferences.glade
+++ b/terminatorlib/preferences.glade
@@ -1,7 +1,24 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.40.0 -->
+<!-- Generated with glade 3.38.2 -->
 <interface>
   <requires lib="gtk+" version="3.10"/>
+  <object class="GtkListStore" id="AskBeforeCloseListStore">
+    <columns>
+      <!-- column-name askwhenclose -->
+      <column type="gchararray"/>
+    </columns>
+    <data>
+      <row>
+        <col id="0" translatable="yes">Never</col>
+      </row>
+      <row>
+        <col id="0" translatable="yes">Multiple Terminals</col>
+      </row>
+      <row>
+        <col id="0" translatable="yes">Always</col>
+      </row>
+    </data>
+  </object>
   <object class="GtkListStore" id="BackspaceKeyListStore">
     <columns>
       <!-- column-name Result -->
@@ -473,7 +490,7 @@
                             <property name="spacing">36</property>
                             <property name="homogeneous">True</property>
                             <child>
-                              <!-- n-columns=2 n-rows=8 -->
+                              <!-- n-columns=2 n-rows=9 -->
                               <object class="GtkGrid" id="grid1">
                                 <property name="visible">True</property>
                                 <property name="can-focus">False</property>
@@ -524,7 +541,7 @@
                                   </object>
                                   <packing>
                                     <property name="left-attach">0</property>
-                                    <property name="top-attach">1</property>
+                                    <property name="top-attach">2</property>
                                     <property name="width">2</property>
                                   </packing>
                                 </child>
@@ -541,7 +558,7 @@
                                   </object>
                                   <packing>
                                     <property name="left-attach">0</property>
-                                    <property name="top-attach">2</property>
+                                    <property name="top-attach">3</property>
                                     <property name="width">2</property>
                                   </packing>
                                 </child>
@@ -558,7 +575,7 @@
                                   </object>
                                   <packing>
                                     <property name="left-attach">0</property>
-                                    <property name="top-attach">3</property>
+                                    <property name="top-attach">4</property>
                                     <property name="width">2</property>
                                   </packing>
                                 </child>
@@ -575,7 +592,7 @@
                                   </object>
                                   <packing>
                                     <property name="left-attach">0</property>
-                                    <property name="top-attach">4</property>
+                                    <property name="top-attach">5</property>
                                     <property name="width">2</property>
                                   </packing>
                                 </child>
@@ -592,7 +609,7 @@
                                   </object>
                                   <packing>
                                     <property name="left-attach">0</property>
-                                    <property name="top-attach">5</property>
+                                    <property name="top-attach">6</property>
                                     <property name="width">2</property>
                                   </packing>
                                 </child>
@@ -609,7 +626,7 @@
                                   </object>
                                   <packing>
                                     <property name="left-attach">0</property>
-                                    <property name="top-attach">6</property>
+                                    <property name="top-attach">7</property>
                                     <property name="width">2</property>
                                   </packing>
                                 </child>
@@ -626,10 +643,39 @@
                                   </object>
                                   <packing>
                                     <property name="left-attach">0</property>
-                                    <property name="top-attach">7</property>
+                                    <property name="top-attach">8</property>
                                     <property name="width">2</property>
                                   </packing>
                                 </child>
+                                <child>
+                                  <object class="GtkComboBox" id="askbeforeclose">
+                                    <property name="visible">True</property>
+                                    <property name="can-focus">False</property>
+                                    <property name="model">AskBeforeCloseListStore</property>
+                                    <property name="active">1</property>
+                                    <child>
+                                      <object class="GtkCellRendererText"/>
+                                      <attributes>
+                                        <attribute name="text">0</attribute>
+                                      </attributes>
+                                    </child>
+                                  </object>
+                                  <packing>
+                                    <property name="left-attach">1</property>
+                                    <property name="top-attach">1</property>
+                                  </packing>
+                                </child>
+                                <child>
+                                  <object class="GtkLabel">
+                                    <property name="visible">True</property>
+                                    <property name="can-focus">False</property>
+                                    <property name="label" translatable="yes">Ask Before Closing:</property>
+                                  </object>
+                                  <packing>
+                                    <property name="left-attach">0</property>
+                                    <property name="top-attach">1</property>
+                                  </packing>
+                                </child>
                               </object>
                               <packing>
                                 <property name="expand">True</property>