diff --git a/wxGTK3.spec b/wxGTK3.spec
index 03eae08..51de0f4 100644
--- a/wxGTK3.spec
+++ b/wxGTK3.spec
@@ -208,6 +208,7 @@ make allmo
 popd
 %endif
 
+./autogen.sh
 %configure \
   --with-gtk=%{gtkver} \
   --with-opengl \