diff --git a/ui/navbar_versekey.gtkbuilder b/ui/navbar_versekey.gtkbuilder
index de8073a77..8d5f138e9 100644
--- a/ui/navbar_versekey.gtkbuilder
+++ b/ui/navbar_versekey.gtkbuilder
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!-- Generated with glade 3.22.1 -->
 <interface>
-  <requires lib="gtk+" version="3.20"/>
+  <requires lib="gtk+" version="3.18"/>
   <object class="GtkBox" id="navbar">
     <property name="visible">True</property>
     <property name="can_focus">False</property>