diff --git a/src/lib/libc_old/sys/Makefile b/src/lib/libc_old/sys/Makefile
index 079d52f..349709e 100644
--- a/src/lib/libc_old/sys/Makefile
+++ b/src/lib/libc_old/sys/Makefile
@@ -6,7 +6,7 @@
 include ../../Makefile.inc
 
 #Objects
-OBJS = startsde.o mmap.o error.o getuptime.o gettime.o getdrives.o setuid.o setgid.o getuid.o getgid.o exec.o getpid.o fork.o pidstatus.o getpage.o sched.o
+OBJS = mpi.o startsde.o mmap.o error.o getuptime.o gettime.o getdrives.o setuid.o setgid.o getuid.o getgid.o exec.o getpid.o fork.o pidstatus.o getpage.o sched.o
 
 #Output
 OUTPUT = sys.so