diff --git a/docs/en/plugins/addheadermultiline.md b/docs/en/plugins/addheadermultiline.md
index 23904cf..0b23937 100644
--- a/docs/en/plugins/addheadermultiline.md
+++ b/docs/en/plugins/addheadermultiline.md
@@ -1,7 +1,7 @@
 # [add_header_multiline] Multiline response headers
 
 You should avoid using multiline response headers, because:
-  * they are depricated (see [RFC 7230](https://tools.ietf.org/html/rfc7230#section-3.2.4));
+  * they are deprecated (see [RFC 7230](https://tools.ietf.org/html/rfc7230#section-3.2.4));
   * some HTTP-clients and web browser never supported them (e.g. IE/Edge/Nginx).
 
 ## How can I find it?
@@ -22,4 +22,4 @@ more_set_headers -t 'text/html text/plain'
 ```
 
 ## What can I do?
-The only solution is to never use multiline response headers.
\ No newline at end of file
+The only solution is to never use multiline response headers.