diff --git a/src/gbm/Makefile.am b/src/gbm/Makefile.am
index 5ca28395a17..f079da16743 100644
--- a/src/gbm/Makefile.am
+++ b/src/gbm/Makefile.am
@@ -22,6 +22,7 @@ libgbm_la_LIBADD = $(LIBUDEV_LIBS) $(DLOPEN_LIBS)
 
 if HAVE_EGL_PLATFORM_WAYLAND
 AM_CPPFLAGS = -DHAVE_WAYLAND_PLATFORM
+AM_CFLAGS += $(WAYLAND_CFLAGS)
 endif
 
 if HAVE_DRI