--- a/Makefile.in    2017-02-21 12:18:44.774922978 -0800
+++ b/Makefile.in 2017-02-21 12:18:54.465965697 -0800
@@ -564,7 +564,7 @@
        || { echo "Gtk+Tests:ERROR: Failed to start Xvfb environment for X11 target tests."; exit 1; } \
        && DISPLAY=:$$XID && export DISPLAY

-SRC_SUBDIRS = gdk gtk modules demos tests perf
+SRC_SUBDIRS = gdk gtk modules tests perf
 SUBDIRS = po po-properties $(SRC_SUBDIRS) docs m4macros build

 # require automake 1.4