diff --git a/build/bakefiles/config.bkl b/build/bakefiles/config.bkl
index f1e0b5be5c..766bc23de6 100644
--- a/build/bakefiles/config.bkl
+++ b/build/bakefiles/config.bkl
@@ -429,7 +429,7 @@ Set the version of your Mingw installation here.
     </if>
 
     <!-- Need for wxUniv within wxMGL: -->
-    <if cond="TOOLKIT=='MGL'">
+    <if cond="FORMAT!='autoconf' and TOOLKIT=='MGL'">
         <set var="WXUNIV">1</set>
     </if>