diff --git a/docs/features/reverseproxy.rst b/docs/features/reverseproxy.rst
index 85ad33e8a..f58fad951 100644
--- a/docs/features/reverseproxy.rst
+++ b/docs/features/reverseproxy.rst
@@ -31,7 +31,8 @@ Host Header
 
 In reverse proxy mode, mitmproxy automatically rewrites the Host header to match the
 upstream server. This allows mitmproxy to easily connect to existing endpoints on the
-open web (e.g. ``mitmproxy -R https://example.com``).
+open web (e.g. ``mitmproxy -R https://example.com``). But this behaviour can be
+be disabled by passing ``--keep-host-header`` on the console.
 
 However, keep in mind that absolute URLs within the returned document or HTTP redirects will
 NOT be rewritten by mitmproxy. This means that if you click on a link for "http://example.com"
@@ -39,4 +40,4 @@ in the returned web page, you will be taken directly to that URL, bypassing mitm
 
 One possible way to address this is to modify the hosts file of your OS so that "example.com"
 resolves to your proxy's IP, and then access the proxy by going directly to example.com.
-Make sure that your proxy can still resolve the original IP, or specify an IP in mitmproxy.
\ No newline at end of file
+Make sure that your proxy can still resolve the original IP, or specify an IP in mitmproxy.
diff --git a/mitmproxy/tools/cmdline.py b/mitmproxy/tools/cmdline.py
index 18db3c8f0..11558cc3a 100644
--- a/mitmproxy/tools/cmdline.py
+++ b/mitmproxy/tools/cmdline.py
@@ -391,7 +391,7 @@ def proxy_options(parser):
     group.add_argument(
         "--keep-host-header",
         action="store_true", dest="keep_host_header",
-        help="Keep the host header as proxy addres"
+        help="Reverse Proxy: Keep the original host header instead of rewriting it to the reverse proxy target."
     )