diff --git a/DOCS/man/en/mpv.rst b/DOCS/man/en/mpv.rst
index 7398ed8f43..73d8b0a06b 100644
--- a/DOCS/man/en/mpv.rst
+++ b/DOCS/man/en/mpv.rst
@@ -28,7 +28,7 @@ Synopsis
 | **mpv** \dvb://[card\_number@]channel [options]
 | **mpv** \mf://[filemask|\@listfile] [-mf options] [options]
 | **mpv** [cdda|cddb]://track[-endtrack][:speed][/device] [options]
-| **mpv** [file|mms[t]|http|http\_proxy|rt[s]p|ftp|udp|unsv|icyx|noicyx|smb]:// [user:pass\@]URL[:port] [options]
+| **mpv** [file|mms[t]|http|httpproxy|rt[s]p|ftp|udp|unsv|icyx|noicyx|smb]:// [user:pass\@]URL[:port] [options]
 
 
 DESCRIPTION
diff --git a/DOCS/man/en/options.rst b/DOCS/man/en/options.rst
index 1d8798f260..0aa1098925 100644
--- a/DOCS/man/en/options.rst
+++ b/DOCS/man/en/options.rst
@@ -451,11 +451,15 @@
     (network only)
     Support cookies when making HTTP requests. Disabled by default.
 
+    *WARNING*: works with the deprecated ``mp_http://`` protocol only.
+
 --cookies-file=<filename>
     (network only)
     Read HTTP cookies from <filename>. The file is
     assumed to be in Netscape format.
 
+    *WARNING*: works with the deprecated ``mp_http://`` protocol only.
+
 --correct-pts, --no-correct-pts
     Switches mpv to a mode where timestamps for video frames are
     calculated differently and video filters which add new frames or modify
@@ -755,6 +759,8 @@
 --http-header-fields=<field1,field2>
     Set custom HTTP fields when accessing HTTP stream.
 
+    *WARNING*: works with the deprecated ``mp_http://`` protocol only.
+
     *EXAMPLE*:
 
             ``mpv --http-header-fields='Field1: value1','Field2: value2' http://localhost:1234``
@@ -863,6 +869,8 @@
     Skip any HTTP proxy for IPv6 addresses. It will still be used for IPv4
     connections.
 
+    *WARNING*: works with the deprecated ``mp_http://`` protocol only.
+
 --joystick, --no-joystick
     Enable/disable joystick support. Enabled by default.
 
@@ -1351,6 +1359,8 @@
     Used with some network protocols. Specify password for HTTP authentication.
     See also ``--user``.
 
+    *WARNING*: works with the deprecated ``mp_http://`` protocol only.
+
 --playing-msg=<string>
     Print out a string before starting playback. The string is expanded for
     properties, e.g. ``--playing-msg=file: \${filename}`` will print the string
@@ -1407,9 +1417,13 @@
 --prefer-ipv4
     Use IPv4 on network connections. Falls back on IPv6 automatically.
 
+    *WARNING*: works with the deprecated ``mp_http://`` protocol only.
+
 --prefer-ipv6
     Use IPv6 on network connections. Falls back on IPv4 automatically.
 
+    *WARNING*: works with the deprecated ``mp_http://`` protocol only.
+
 --priority=<prio>
     (Windows only.)
     Set process priority for mpv according to the predefined priorities
@@ -1594,6 +1608,8 @@
 --referrer=<string>
     Specify a referrer path or URL for HTTP requests.
 
+    *WARNING*: works with the deprecated ``mp_http://`` protocol only.
+
 --reuse-socket
     (udp:// only)
     Allows a socket to be reused by other processes as soon as it is closed.
@@ -2183,9 +2199,13 @@
     Used with some network protocols.
     Specify username for HTTP authentication. See also ``--passwd``.
 
+    *WARNING*: works with the deprecated ``mp_http://`` protocol only.
+
 --user-agent=<string>
     Use <string> as user agent for HTTP streaming.
 
+    *WARNING*: works with the deprecated ``mp_http://`` protocol only.
+
 -v
     Increment verbosity level, one level for each ``-v`` found on the command
     line.