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diff --git a/doc/man7/EVP_CIPHER-SM4.pod b/doc/man7/EVP_CIPHER-SM4.pod
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+++ b/doc/man7/EVP_CIPHER-SM4.pod
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+=pod
+
+=head1 NAME
+
+EVP_CIPHER-SM4 - The SM4 EVP_CIPHER implementations
+
+=head1 DESCRIPTION
+
+Support for SM4 symmetric encryption using the B<EVP_CIPHER> API.
+
+=head2 Algorithm Names
+
+The following algorithms are available in the default provider:
+
+=over 4
+
+=item "SM4-CBC:SM4"
+
+=item "SM4-ECB"
+
+=item "SM4-CTR"
+
+=item "SM4-OFB" or "SM4-OFB128"
+
+=item "SM4-CFB" or "SM4-CFB128"
+
+=back
+
+=head2 Parameters
+
+This implementation supports the parameters described in
+L<EVP_EncryptInit(3)/PARAMETERS>.
+
+=head1 SEE ALSO
+
+L<provider-cipher(7)>, L<OSSL_PROVIDER-default(7)>
+
+=head1 COPYRIGHT
+
+Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+
+Licensed under the Apache License 2.0 (the "License").  You may not use
+this file except in compliance with the License.  You can obtain a copy
+in the file LICENSE in the source distribution or at
+L<https://www.openssl.org/source/license.html>.
+
+=cut