diff --git a/contrib/telnet/telnet/externs.h b/contrib/telnet/telnet/externs.h
index 73743c025ed8..cfa1aec372d9 100644
--- a/contrib/telnet/telnet/externs.h
+++ b/contrib/telnet/telnet/externs.h
@@ -57,7 +57,7 @@
 #include <errno.h>
 #ifdef	USE_TERMIO
 # ifndef	VINTR
-#  include <sys/termios.h>
+#  include <termios.h>
 # endif
 # define termio termios
 #endif