diff --git a/docs/libcurl/libcurl-errors.3 b/docs/libcurl/libcurl-errors.3
index 83e4256..0a3b6fd 100644
--- a/docs/libcurl/libcurl-errors.3
+++ b/docs/libcurl/libcurl-errors.3
@@ -92,15 +92,13 @@ returned an error code that was 400 or higher (for FTP) or otherwise
 indicated unsuccessful completion of the command.
 .IP "CURLE_HTTP_RETURNED_ERROR (22)"
 This is returned if CURLOPT_FAILONERROR is set TRUE and the HTTP server
-returns an error code that is >= 400. (This error code was formerly known as
-CURLE_HTTP_NOT_FOUND.)
+returns an error code that is >= 400.
 .IP "CURLE_WRITE_ERROR (23)"
 An error occurred when writing received data to a local file, or an error was
 returned to libcurl from a write callback.
 .IP "CURLE_UPLOAD_FAILED (25)"
 Failed starting the upload. For FTP, the server typically denied the STOR
 command. The error buffer usually contains the server's explanation for this.
-(This error code was formerly known as CURLE_FTP_COULDNT_STOR_FILE.)
 .IP "CURLE_READ_ERROR (26)"
 There was a problem reading a local file or an error returned by the read
 callback.
@@ -143,8 +141,7 @@ Internal error. A function was called with a bad parameter.
 .IP "CURLE_INTERFACE_FAILED (45)"
 Interface error. A specified outgoing interface could not be used. Set which
 interface to use for outgoing connections' source IP address with
-CURLOPT_INTERFACE. (This error code was formerly known as
-CURLE_HTTP_PORT_FAILED.)
+CURLOPT_INTERFACE.
 .IP "CURLE_TOO_MANY_REDIRECTS (47)"
 Too many redirects. When following redirects, libcurl hit the maximum amount.
 Set your limit with CURLOPT_MAXREDIRS.