diff --git a/usr.sbin/rpc.ypupdated/ypupdated_main.c b/usr.sbin/rpc.ypupdated/ypupdated_main.c
index 20ceeee85683..c13af7df4340 100644
--- a/usr.sbin/rpc.ypupdated/ypupdated_main.c
+++ b/usr.sbin/rpc.ypupdated/ypupdated_main.c
@@ -37,6 +37,7 @@ __FBSDID("$FreeBSD$");
 #include <stdio.h>
 #include <stdlib.h> /* getenv, exit */
 #include <rpc/pmap_clnt.h> /* for pmap_unset */
+#include <rpc/rpc_com.h>
 #include <string.h> /* strcmp */
 #include <signal.h>
 #ifdef __cplusplus
diff --git a/usr.sbin/rpc.ypxfrd/ypxfrd_main.c b/usr.sbin/rpc.ypxfrd/ypxfrd_main.c
index d58a69e03a1a..8fa3e2205b43 100644
--- a/usr.sbin/rpc.ypxfrd/ypxfrd_main.c
+++ b/usr.sbin/rpc.ypxfrd/ypxfrd_main.c
@@ -41,6 +41,7 @@ __FBSDID("$FreeBSD$");
 #include <stdlib.h> /* getenv, exit */
 #include <unistd.h>
 #include <rpc/pmap_clnt.h> /* for pmap_unset */
+#include <rpc/rpc_com.h>
 #include <string.h> /* strcmp */
 #include <signal.h>
 #include <sys/ttycom.h> /* TIOCNOTTY */