diff --git a/testsuite/reftests/expander.ref.ui b/testsuite/reftests/expander.ref.ui
index 00b86e14c1..834029fd19 100644
--- a/testsuite/reftests/expander.ref.ui
+++ b/testsuite/reftests/expander.ref.ui
@@ -3,7 +3,7 @@
   <!-- interface-requires gtk+ 3.0 -->
   <object class="GtkWindow" id="window1">
     <property name="can_focus">False</property>
-    <property name="visible">True</property>
+    <property name="type">popup</property>
     <child>
       <object class="GtkExpander" id="expander1">
         <property name="visible">True</property>
diff --git a/testsuite/reftests/expander.ui b/testsuite/reftests/expander.ui
index a40da4d82d..21c3c66eed 100644
--- a/testsuite/reftests/expander.ui
+++ b/testsuite/reftests/expander.ui
@@ -3,6 +3,7 @@
   <!-- interface-requires gtk+ 3.0 -->
   <object class="GtkWindow" id="window1">
     <property name="can_focus">False</property>
+    <property name="type">popup</property>
     <child>
       <object class="GtkExpander" id="expander1">
         <property name="visible">True</property>
diff --git a/testsuite/reftests/nth-child.ref.ui b/testsuite/reftests/nth-child.ref.ui
index f0481bc62d..41d34b2c45 100644
--- a/testsuite/reftests/nth-child.ref.ui
+++ b/testsuite/reftests/nth-child.ref.ui
@@ -3,6 +3,7 @@
   <!-- interface-requires gtk+ 3.0 -->
   <object class="GtkWindow" id="window1">
     <property name="can_focus">False</property>
+    <property name="type">popup</property>
     <child>
       <object class="GtkGrid" id="grid1">
         <property name="visible">True</property>
diff --git a/testsuite/reftests/nth-child.ui b/testsuite/reftests/nth-child.ui
index fd9e503fe4..6f54f7cd76 100644
--- a/testsuite/reftests/nth-child.ui
+++ b/testsuite/reftests/nth-child.ui
@@ -3,6 +3,7 @@
   <!-- interface-requires gtk+ 3.0 -->
   <object class="GtkWindow" id="window1">
     <property name="can_focus">False</property>
+    <property name="type">popup</property>
     <child>
       <object class="GtkBox" id="box1">
         <property name="visible">True</property>