diff --git a/usr.bin/ypcat/ypcat.c b/usr.bin/ypcat/ypcat.c
index 85158a34d34..fdefa4341da 100644
--- a/usr.bin/ypcat/ypcat.c
+++ b/usr.bin/ypcat/ypcat.c
@@ -46,6 +46,7 @@ struct ypalias {
 	char *alias, *name;
 } ypaliases[] = {
 	{ "passwd", "passwd.byname" },
+	{ "master.passwd", "master.passwd.byname" },
 	{ "group", "group.byname" },
 	{ "networks", "networks.byaddr" },
 	{ "hosts", "hosts.byaddr" },
diff --git a/usr.bin/ypmatch/ypmatch.c b/usr.bin/ypmatch/ypmatch.c
index ded9624e25b..0923ba8da74 100644
--- a/usr.bin/ypmatch/ypmatch.c
+++ b/usr.bin/ypmatch/ypmatch.c
@@ -46,6 +46,7 @@ struct ypalias {
 	char *alias, *name;
 } ypaliases[] = {
 	{ "passwd", "passwd.byname" },
+	{ "master.passwd", "master.passwd.byname" },
 	{ "group", "group.byname" },
 	{ "networks", "networks.byaddr" },
 	{ "hosts", "hosts.byname" },
diff --git a/usr.bin/ypwhich/ypwhich.c b/usr.bin/ypwhich/ypwhich.c
index 3f6db83a49a..401cfadbe81 100644
--- a/usr.bin/ypwhich/ypwhich.c
+++ b/usr.bin/ypwhich/ypwhich.c
@@ -55,6 +55,7 @@ struct ypalias {
 	char *alias, *name;
 } ypaliases[] = {
 	{ "passwd", "passwd.byname" },
+	{ "master.passwd", "master.passwd.byname" },
 	{ "group", "group.byname" },
 	{ "networks", "networks.byaddr" },
 	{ "hosts", "hosts.byaddr" },