diff --git a/sysdeps/unix/bsd/sun/sunos4/Makefile b/sysdeps/unix/bsd/sun/sunos4/Makefile
index 550ccbbe61..7cfecf2e18 100644
--- a/sysdeps/unix/bsd/sun/sunos4/Makefile
+++ b/sysdeps/unix/bsd/sun/sunos4/Makefile
@@ -1,3 +1,3 @@
 ifeq ($(subdir), posix)
-sysdep_routines := $(sysdep_routines) __wait4_syscall
+sysdep_routines := $(sysdep_routines) sys_wait4
 endif