diff --git a/unix/xserver/hw/vnc/Makefile.am b/unix/xserver/hw/vnc/Makefile.am
index 8f8c65b..42da2b4 100644
--- a/unix/xserver/hw/vnc/Makefile.am
+++ b/unix/xserver/hw/vnc/Makefile.am
@@ -17,7 +17,8 @@
 
 libvnccommon_la_CPPFLAGS = -DVENDOR_RELEASE="$(VENDOR_RELEASE)" \
 	-DVENDOR_STRING="\"$(VENDOR_STRING)\"" -I$(TIGERVNC_SRCDIR)/common -UHAVE_CONFIG_H \
-	-I$(TIGERVNC_SRCDIR)/unix/vncconfig $(XVNC_CPPFLAGS) ${XSERVERLIBS_CFLAGS} -I$(includedir)
+	-I$(TIGERVNC_SRCDIR)/unix/vncconfig $(XVNC_CPPFLAGS) ${XSERVERLIBS_CFLAGS} -I$(includedir) \
+	-I$(top_srcdir)/include
 
 bin_PROGRAMS = Xvnc
 
@@ -49,6 +50,7 @@
 	-I$(top_srcdir)/hw/xfree86/common \
 	-I$(top_srcdir)/hw/xfree86/os-support \
 	-I$(top_srcdir)/hw/xfree86/os-support/bus \
+	-I$(top_srcdir)/include \
 	${XSERVERLIBS_CFLAGS} -I$(includedir)
 
 libvnc_la_LDFLAGS = -module -avoid-version