diff --git a/doc/man1/kdf.pod b/doc/man1/kdf.pod
index 0ff7762b88289ca26218c705a30343d6c900b5c1..7282d73c5c7cb0f4e55164c886a8ab0918796b74 100644
--- a/doc/man1/kdf.pod
+++ b/doc/man1/kdf.pod
@@ -150,6 +150,7 @@ L<EVP_KDF_PBKDF2(7)>
 L<EVP_KDF_HKDF(7)>
 L<EVP_KDF_SS(7)>
 L<EVP_KDF_SSHKDF(7)>
+L<pkeyutl(1)>
 
 =head1 HISTORY
 
diff --git a/doc/man1/pkeyutl.pod b/doc/man1/pkeyutl.pod
index 033360f482b0f6b1133ea39d2176aa45096e66af..3a7f31b894c85be94c41feb4b962bd8cf20260f0 100644
--- a/doc/man1/pkeyutl.pod
+++ b/doc/man1/pkeyutl.pod
@@ -395,7 +395,8 @@ Verify some data using an L<SM2(7)> certificate and a specific ID:
 
 L<genpkey(1)>, L<pkey(1)>, L<rsautl(1)>
 L<dgst(1)>, L<rsa(1)>, L<genrsa(1)>,
-L<EVP_PKEY_CTX_set_hkdf_md(3)>, L<EVP_PKEY_CTX_set_tls1_prf_md(3)>
+L<EVP_PKEY_CTX_set_hkdf_md(3)>, L<EVP_PKEY_CTX_set_tls1_prf_md(3)>,
+L<kdf(1)>
 
 =head1 COPYRIGHT