diff --git a/build/windows/installer/lang/setup.isl.xml.in b/build/windows/installer/lang/setup.isl.xml.in
index cffeed6a8e..855fed830b 100644
--- a/build/windows/installer/lang/setup.isl.xml.in
+++ b/build/windows/installer/lang/setup.isl.xml.in
@@ -12,9 +12,6 @@
     <config name="WinVersionTooLowError">
       <value>This version of GIMP requires Windows 10, or a newer version of Windows.</value>
     </config>
-    <config name="WindowsVersionNotSupported">
-      <value>This version of GIMP requires Windows 10, or a newer version of Windows.</value>
-    </config>
   </section>
 
   <section name="CustomMessages">