diff --git a/doc/ck_ht_hash_direct b/doc/ck_ht_hash_direct
index f83e90d..6b3362d 100644
--- a/doc/ck_ht_hash_direct
+++ b/doc/ck_ht_hash_direct
@@ -27,7 +27,7 @@
 .Dd March 29, 2012
 .Dt CK_HT_HASH_DIRECT 3
 .Sh NAME
-.Nm ck_ht_hash
+.Nm ck_ht_hash_direct
 .Nd generate a hash value for a hash table
 .Sh LIBRARY
 Concurrency Kit (libck, \-lck)
diff --git a/doc/ck_ht_put_spmc b/doc/ck_ht_put_spmc
index a5889b5..1e62859 100644
--- a/doc/ck_ht_put_spmc
+++ b/doc/ck_ht_put_spmc
@@ -27,8 +27,8 @@
 .Dd March 29, 2012
 .Dt CK_HT_PUT_SPMC 3
 .Sh NAME
-.Nm ck_ht_hash
-.Nd generate a hash value for a hash table
+.Nm ck_ht_put_spmc
+.Nd store unique key-value pair into hash table
 .Sh LIBRARY
 Concurrency Kit (libck, \-lck)
 .Sh SYNOPSIS
diff --git a/doc/ck_ht_set_spmc b/doc/ck_ht_set_spmc
index f4bdf56..84c4851 100644
--- a/doc/ck_ht_set_spmc
+++ b/doc/ck_ht_set_spmc
@@ -27,8 +27,8 @@
 .Dd March 29, 2012
 .Dt CK_HT_SET_SPMC 3
 .Sh NAME
-.Nm ck_ht_hash
-.Nd generate a hash value for a hash table
+.Nm ck_ht_set_spmc
+.Nd store key-value pair into hash table
 .Sh LIBRARY
 Concurrency Kit (libck, \-lck)
 .Sh SYNOPSIS