diff --git a/plugins/Makefile.am b/plugins/Makefile.am
index e95662a..3b258a3 100644
--- a/plugins/Makefile.am
+++ b/plugins/Makefile.am
@@ -34,7 +34,7 @@ endif
 AM_LDFLAGS = -module -avoid-version -no-undefined \
 			-export-symbols-regex bluetooth_plugin_desc
 
-AM_CFLAGS = @BLUEZ_CFLAGS@ @DBUS_CFLAGS@ @GLIB_CFLAGS@
+AM_CFLAGS = @BLUEZ_CFLAGS@ @DBUS_CFLAGS@ @GLIB_CFLAGS@ \
 					@GDBUS_CFLAGS@ @NETLINK_CFLAGS@
 
 INCLUDES = -I$(top_srcdir)/common -I$(top_srcdir)/src