diff --git a/clutter/glx/Makefile.am b/clutter/glx/Makefile.am
index 6058acbc5..5223bc867 100644
--- a/clutter/glx/Makefile.am
+++ b/clutter/glx/Makefile.am
@@ -10,6 +10,7 @@ INCLUDES = \
         -DCLUTTER_COMPILATION \
 	$(CLUTTER_CFLAGS) \
 	$(CLUTTER_DEBUG_CFLAGS) \
+	$(MAINTAINER_CFLAGS) \
 	$(GCC_FLAGS)
 
 LDADD = $(CLUTTER_LIBS) $(top_builddir)/clutter/x11/libclutter-x11.la
diff --git a/clutter/x11/Makefile.am b/clutter/x11/Makefile.am
index c197cd4ba..1b772609b 100644
--- a/clutter/x11/Makefile.am
+++ b/clutter/x11/Makefile.am
@@ -6,6 +6,7 @@ INCLUDES = \
 	-I$(top_builddir)/clutter 	        \
 	$(CLUTTER_CFLAGS)                       \
 	$(CLUTTER_DEBUG_CFLAGS)                 \
+	$(MAINTAINER_CFLAGS)			\
 	$(GCC_FLAGS)
 
 LDADD = $(CLUTTER_LIBS)