diff --git a/examples/nx/Makefile b/examples/nx/Makefile
index da10fc50d7..002e255ec0 100644
--- a/examples/nx/Makefile
+++ b/examples/nx/Makefile
@@ -39,9 +39,14 @@
 ASRCS	= 
 AOBJS	= $(ASRCS:.S=$(OBJEXT))
 
-CSRCS	= 
+CSRCS	= nx_main.c nx_events.c nx_kbdin.c
+ifeq ($(CONFIG_NX_MULTIUSER),y)
+CSRCS	+= nx_server.c
+endif
+
 COBJS	= $(CSRCS:.c=$(OBJEXT))
 
+
 SRCS	= $(ASRCS) $(CSRCS)
 OBJS	= $(AOBJS) $(COBJS)