diff --git a/doc/crypto/BN_add.pod b/doc/crypto/BN_add.pod
index a99fe3380..88c7a799e 100644
--- a/doc/crypto/BN_add.pod
+++ b/doc/crypto/BN_add.pod
@@ -111,7 +111,7 @@ The error codes can be obtained by L<ERR_get_error(3)|ERR_get_error(3)>.
 
 =head1 SEE ALSO
 
-L<bn(3)|bn(3)>, L<err(3)|err(3)>, L<BN_CTX_new(3)|BN_CTX_new(3)>,
+L<bn(3)|bn(3)>, L<ERR_get_error(3)|ERR_get_error(3)>, L<BN_CTX_new(3)|BN_CTX_new(3)>,
 L<BN_add_word(3)|BN_add_word(3)>, L<BN_set_bit(3)|BN_set_bit(3)>
 
 =head1 HISTORY
diff --git a/doc/crypto/BN_add_word.pod b/doc/crypto/BN_add_word.pod
index 66bedfb92..94244adea 100644
--- a/doc/crypto/BN_add_word.pod
+++ b/doc/crypto/BN_add_word.pod
@@ -46,7 +46,7 @@ BN_mod_word() and BN_div_word() return B<a>%B<w>.
 
 =head1 SEE ALSO
 
-L<bn(3)|bn(3)>, L<err(3)|err(3)>, L<BN_add(3)|BN_add(3)>
+L<bn(3)|bn(3)>, L<ERR_get_error(3)|ERR_get_error(3)>, L<BN_add(3)|BN_add(3)>
 
 =head1 HISTORY