diff --git a/deps/llhttp/README.md b/deps/llhttp/README.md
index ff72e07f8ba99d..fcbf86c12b6553 100644
--- a/deps/llhttp/README.md
+++ b/deps/llhttp/README.md
@@ -90,6 +90,7 @@ if (err == HPE_OK) {
           parser.reason);
 }
 ```
+For more information on API usage, please refer to [src/native/api.h](https://github.com/nodejs/llhttp/blob/master/src/native/api.h).
 
 ---
 
diff --git a/deps/llhttp/include/llhttp.h b/deps/llhttp/include/llhttp.h
index 751807a5b1b5c6..1d65a0ee701de5 100644
--- a/deps/llhttp/include/llhttp.h
+++ b/deps/llhttp/include/llhttp.h
@@ -1,8 +1,8 @@
 #ifndef INCLUDE_LLHTTP_H_
 #define INCLUDE_LLHTTP_H_
 
-#define LLHTTP_VERSION_MAJOR 5
-#define LLHTTP_VERSION_MINOR 1
+#define LLHTTP_VERSION_MAJOR 6
+#define LLHTTP_VERSION_MINOR 0
 #define LLHTTP_VERSION_PATCH 0
 
 #ifndef LLHTTP_STRICT_MODE
@@ -234,6 +234,12 @@ typedef enum llhttp_method llhttp_method_t;
   XX(32, UNLINK, UNLINK) \
   XX(33, SOURCE, SOURCE) \
   XX(34, PRI, PRI) \
+
+
+#define RTSP_METHOD_MAP(XX) \
+  XX(1, GET, GET) \
+  XX(3, POST, POST) \
+  XX(6, OPTIONS, OPTIONS) \
   XX(35, DESCRIBE, DESCRIBE) \
   XX(36, ANNOUNCE, ANNOUNCE) \
   XX(37, SETUP, SETUP) \
@@ -247,6 +253,54 @@ typedef enum llhttp_method llhttp_method_t;
   XX(45, FLUSH, FLUSH) \
 
 
+#define HTTP_ALL_METHOD_MAP(XX) \
+  XX(0, DELETE, DELETE) \
+  XX(1, GET, GET) \
+  XX(2, HEAD, HEAD) \
+  XX(3, POST, POST) \
+  XX(4, PUT, PUT) \
+  XX(5, CONNECT, CONNECT) \
+  XX(6, OPTIONS, OPTIONS) \
+  XX(7, TRACE, TRACE) \
+  XX(8, COPY, COPY) \
+  XX(9, LOCK, LOCK) \
+  XX(10, MKCOL, MKCOL) \
+  XX(11, MOVE, MOVE) \
+  XX(12, PROPFIND, PROPFIND) \
+  XX(13, PROPPATCH, PROPPATCH) \
+  XX(14, SEARCH, SEARCH) \
+  XX(15, UNLOCK, UNLOCK) \
+  XX(16, BIND, BIND) \
+  XX(17, REBIND, REBIND) \
+  XX(18, UNBIND, UNBIND) \
+  XX(19, ACL, ACL) \
+  XX(20, REPORT, REPORT) \
+  XX(21, MKACTIVITY, MKACTIVITY) \
+  XX(22, CHECKOUT, CHECKOUT) \
+  XX(23, MERGE, MERGE) \
+  XX(24, MSEARCH, M-SEARCH) \
+  XX(25, NOTIFY, NOTIFY) \
+  XX(26, SUBSCRIBE, SUBSCRIBE) \
+  XX(27, UNSUBSCRIBE, UNSUBSCRIBE) \
+  XX(28, PATCH, PATCH) \
+  XX(29, PURGE, PURGE) \
+  XX(30, MKCALENDAR, MKCALENDAR) \
+  XX(31, LINK, LINK) \
+  XX(32, UNLINK, UNLINK) \
+  XX(33, SOURCE, SOURCE) \
+  XX(34, PRI, PRI) \
+  XX(35, DESCRIBE, DESCRIBE) \
+  XX(36, ANNOUNCE, ANNOUNCE) \
+  XX(37, SETUP, SETUP) \
+  XX(38, PLAY, PLAY) \
+  XX(39, PAUSE, PAUSE) \
+  XX(40, TEARDOWN, TEARDOWN) \
+  XX(41, GET_PARAMETER, GET_PARAMETER) \
+  XX(42, SET_PARAMETER, SET_PARAMETER) \
+  XX(43, REDIRECT, REDIRECT) \
+  XX(44, RECORD, RECORD) \
+  XX(45, FLUSH, FLUSH) \
+
 
 #ifdef __cplusplus
 }  /* extern "C" */
diff --git a/deps/llhttp/src/api.c b/deps/llhttp/src/api.c
index 8a4bdd26bb771a..4bd0e5a16d65b0 100644
--- a/deps/llhttp/src/api.c
+++ b/deps/llhttp/src/api.c
@@ -199,7 +199,7 @@ const char* llhttp_errno_name(llhttp_errno_t err) {
 const char* llhttp_method_name(llhttp_method_t method) {
 #define HTTP_METHOD_GEN(NUM, NAME, STRING) case HTTP_##NAME: return #STRING;
   switch (method) {
-    HTTP_METHOD_MAP(HTTP_METHOD_GEN)
+    HTTP_ALL_METHOD_MAP(HTTP_METHOD_GEN)
     default: abort();
   }
 #undef HTTP_METHOD_GEN
diff --git a/test/parallel/test-http-methods.js b/test/parallel/test-http-methods.js
index 606126fe74d389..d562f639503d0f 100644
--- a/test/parallel/test-http-methods.js
+++ b/test/parallel/test-http-methods.js
@@ -29,16 +29,12 @@ const http = require('http');
 
 const methods = [
   'ACL',
-  'ANNOUNCE',
   'BIND',
   'CHECKOUT',
   'CONNECT',
   'COPY',
   'DELETE',
-  'DESCRIBE',
-  'FLUSH',
   'GET',
-  'GET_PARAMETER',
   'HEAD',
   'LINK',
   'LOCK',
@@ -51,8 +47,6 @@ const methods = [
   'NOTIFY',
   'OPTIONS',
   'PATCH',
-  'PAUSE',
-  'PLAY',
   'POST',
   'PRI',
   'PROPFIND',
@@ -60,15 +54,10 @@ const methods = [
   'PURGE',
   'PUT',
   'REBIND',
-  'RECORD',
-  'REDIRECT',
   'REPORT',
   'SEARCH',
-  'SETUP',
-  'SET_PARAMETER',
   'SOURCE',
   'SUBSCRIBE',
-  'TEARDOWN',
   'TRACE',
   'UNBIND',
   'UNLINK',