diff --git a/gdb/config/sun4os4.mh b/gdb/config/sun4os4.mh
index 176900789fd..7d849d683de 100644
--- a/gdb/config/sun4os4.mh
+++ b/gdb/config/sun4os4.mh
@@ -1,3 +1,3 @@
 # Host: Sun 4 or Sparcstation, running SunOS 4
-XDEPFILES= infptrace.o sparc-xdep.o ser-termios.o
+XDEPFILES= infptrace.o sparc-xdep.o ser-bsd.o
 XM_FILE= xm-sun4os4.h