diff --git a/net/rxrpc/Makefile b/net/rxrpc/Makefile
index b9da4d6..9c68d2f 100644
--- a/net/rxrpc/Makefile
+++ b/net/rxrpc/Makefile
@@ -19,6 +19,7 @@
 	local_event.o \
 	local_object.o \
 	misc.o \
+	net_ns.o \
 	output.o \
 	peer_event.o \
 	peer_object.o \