diff -ru gtk+-3.22.28.orig/Makefile.in gtk+-3.22.28/Makefile.in
--- gtk+-3.22.28.orig/Makefile.in	2018-02-14 19:22:34.000000000 +0100
+++ gtk+-3.22.28/Makefile.in	2018-03-07 00:17:36.646939857 +0100
@@ -566,7 +566,7 @@
 	|| { echo "Gtk+Tests:ERROR: Failed to start Xvfb environment for X11 target tests."; exit 1; } \
 	&& DISPLAY=:$$XID && export DISPLAY
 
-SRC_SUBDIRS = gdk gtk libgail-util modules demos tests testsuite examples
+SRC_SUBDIRS = gdk gtk libgail-util modules demos tests examples
 SUBDIRS = po po-properties $(SRC_SUBDIRS) docs m4macros build
 ACLOCAL_AMFLAGS = -I m4 ${ACLOCAL_FLAGS}
 MAINTAINERCLEANFILES = \