diff --git a/src/Makefile.am b/src/Makefile.am
index caf688083c..bc823435ef 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -237,6 +237,7 @@ nm_sources = \
 	rdisc/nm-lndp-rdisc.h \
 	rdisc/nm-rdisc.c \
 	rdisc/nm-rdisc.h \
+	rdisc/nm-rdisc-private.h \
 	\
 	ppp-manager/nm-ppp-manager.c \
 	ppp-manager/nm-ppp-manager.h \