diff --git a/doc/man3/EVP_PKEY_CTX_set1_pbe_pass.pod b/doc/man3/EVP_PKEY_CTX_set1_pbe_pass.pod
index 959a95f8109c12c6ed4a3a03e2059e099070e4f9..d0c521adbf38198043386158d5d7aad7fffcfe3c 100644
--- a/doc/man3/EVP_PKEY_CTX_set1_pbe_pass.pod
+++ b/doc/man3/EVP_PKEY_CTX_set1_pbe_pass.pod
@@ -42,10 +42,6 @@ supported by the algorithms that use them.
 
 =end comment
 
-=head1 NOTES
-
-All these functions are implemented as macros.
-
 =head1 RETURN VALUES
 
 All these functions return 1 for success and 0 or a negative value for failure.
@@ -58,6 +54,11 @@ L<EVP_PKEY_CTX_new(3)>,
 L<EVP_PKEY_CTX_ctrl_str(3)>,
 L<EVP_PKEY_derive(3)>
 
+=head1 HISTORY
+
+EVP_PKEY_CTX_set1_pbe_pass() was converted from a macro to a function in
+OpenSSL 3.0.
+
 =head1 COPYRIGHT
 
 Copyright 2018 The OpenSSL Project Authors. All Rights Reserved.
diff --git a/doc/man3/EVP_PKEY_CTX_set_hkdf_md.pod b/doc/man3/EVP_PKEY_CTX_set_hkdf_md.pod
index 7fc833e056c53ffd037e8293cb22b5f3d6ce0c42..6fcecbe4f246fbca170e0f8d09edd377746fab6e 100644
--- a/doc/man3/EVP_PKEY_CTX_set_hkdf_md.pod
+++ b/doc/man3/EVP_PKEY_CTX_set_hkdf_md.pod
@@ -95,8 +95,6 @@ string which is converted to binary.
 
 =head1 NOTES
 
-All these functions are implemented as macros.
-
 A context for HKDF can be obtained by calling:
 
  EVP_PKEY_CTX *pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_HKDF, NULL);
@@ -154,6 +152,11 @@ L<EVP_PKEY_CTX_new(3)>,
 L<EVP_PKEY_CTX_ctrl_str(3)>,
 L<EVP_PKEY_derive(3)>
 
+=head1 HISTORY
+
+All of the functions described here were converted from macros to functions in
+OpenSSL 3.0.
+
 =head1 COPYRIGHT
 
 Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.
diff --git a/doc/man3/EVP_PKEY_CTX_set_scrypt_N.pod b/doc/man3/EVP_PKEY_CTX_set_scrypt_N.pod
index 70d5eb6d0c0f414684f8781085d137c5ca196684..1057f41e6ab152b3b63b9e0ec37025c0f06dd97c 100644
--- a/doc/man3/EVP_PKEY_CTX_set_scrypt_N.pod
+++ b/doc/man3/EVP_PKEY_CTX_set_scrypt_N.pod
@@ -61,8 +61,6 @@ The scrypt KDF also uses EVP_PKEY_CTX_set1_pbe_pass() as well as
 the value from the string controls "pass" and "hexpass".
 See L<EVP_PKEY_CTX_set1_pbe_pass(3)>.
 
-All the functions described here are implemented as macros.
-
 =head1 RETURN VALUES
 
 All these functions return 1 for success and 0 or a negative value for
@@ -77,6 +75,11 @@ L<EVP_PKEY_CTX_new(3)>,
 L<EVP_PKEY_CTX_ctrl_str(3)>,
 L<EVP_PKEY_derive(3)>
 
+=head1 HISTORY
+
+All of the functions described here were converted from macros to functions in
+OpenSSL 3.0.
+
 =head1 COPYRIGHT
 
 Copyright 2017-2020 The OpenSSL Project Authors. All Rights Reserved.
diff --git a/doc/man3/EVP_PKEY_CTX_set_tls1_prf_md.pod b/doc/man3/EVP_PKEY_CTX_set_tls1_prf_md.pod
index e0629accc7d93627259e495fe52fcc0834156792..4cc79886bc079b27534bb47ed94dd03b9e93b272 100644
--- a/doc/man3/EVP_PKEY_CTX_set_tls1_prf_md.pod
+++ b/doc/man3/EVP_PKEY_CTX_set_tls1_prf_md.pod
@@ -46,8 +46,6 @@ which is converted to binary.
 
 =head1 NOTES
 
-All these functions are implemented as macros.
-
 A context for the TLS PRF can be obtained by calling:
 
  EVP_PKEY_CTX *pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_TLS1_PRF, NULL);
@@ -97,6 +95,11 @@ L<EVP_PKEY_CTX_new(3)>,
 L<EVP_PKEY_CTX_ctrl_str(3)>,
 L<EVP_PKEY_derive(3)>
 
+=head1 HISTORY
+
+All of the functions described here were converted from macros to functions in
+OpenSSL 3.0.
+
 =head1 COPYRIGHT
 
 Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.