Index: src/plugins/plugins.pro
--- src/plugins/plugins.pro.orig
+++ src/plugins/plugins.pro
@@ -1,3 +1,2 @@
 TEMPLATE = subdirs
 qtHaveModule(webenginewidgets): qtHaveModule(designer): SUBDIRS += qwebengineview
-qtHaveModule(pdf): qtConfig(imageformatplugin): SUBDIRS += imageformats