libJoystick_a_SOURCES = joystick.cxx joystick.hxx js.hxx
-INCLUDES += -I$(top_builddir) -I$(top_builddir)/Lib -I$(top_builddir)/Simulator
+INCLUDES += -I$(top_builddir) \
+ -I$(top_builddir)/Lib \
+ -I$(top_builddir)/Lib/plib/include \
+ -I$(top_builddir)/Simulator