diff --git a/docs/url.html b/docs/url.html
index e03b094..8863f8d 100644
--- a/docs/url.html
+++ b/docs/url.html
@@ -60,7 +60,7 @@ An URL is defined by the following grammar:
 
 <blockquote>
 <tt>
-&lt;url&gt; ::= [&lt;scheme&gt;:][//&lt;authority&gt;][/&lt;path&gt;][;&lt;params&gt;][?&lt;query&gt;][#&lt;fragment&gt;]<br>
+&lt;url&gt; ::= [&lt;scheme&gt;:][//&lt;authority&gt;][/&lt;path&gt;][?&lt;query&gt;][#&lt;fragment&gt;]<br>
 &lt;authority&gt; ::= [&lt;userinfo&gt;@]&lt;host&gt;[:&lt;port&gt;]<br>
 &lt;userinfo&gt; ::= &lt;user&gt;[:&lt;password&gt;]<br>
 &lt;path&gt; ::= {&lt;segment&gt;/}&lt;segment&gt;<br>
@@ -225,7 +225,6 @@ parsed_url = {<br>
 &nbsp;&nbsp;scheme = <i>string</i>,<br>
 &nbsp;&nbsp;authority = <i>string</i>,<br>
 &nbsp;&nbsp;path = <i>string</i>,<br>
-&nbsp;&nbsp;params = <i>string</i>,<br>
 &nbsp;&nbsp;query = <i>string</i>,<br>
 &nbsp;&nbsp;fragment = <i>string</i>,<br>
 &nbsp;&nbsp;userinfo = <i>string</i>,<br>
@@ -255,7 +254,6 @@ parsed_url = url.parse("ftp://root:passwd@unsafe.org/pub/virus.exe;type=i")
 --   scheme = "ftp",
 --   authority = "root:passwd@unsafe.org",
 --   path = "/pub/virus.exe",
---   params = "type=i",
 --   userinfo = "root:passwd",
 --   host = "unsafe.org",
 --   user = "root",
diff --git a/src/http.lua b/src/http.lua
index 259eb2b..f56b8fa 100644
--- a/src/http.lua
+++ b/src/http.lua
@@ -207,7 +207,6 @@ local function adjusturi(reqt)
     if not reqt.proxy and not _M.PROXY then
         u = {
            path = socket.try(reqt.path, "invalid path 'nil'"),
-           params = reqt.params,
            query = reqt.query,
            fragment = reqt.fragment
         }
diff --git a/src/url.lua b/src/url.lua
index aef1698..fbba853 100644
--- a/src/url.lua
+++ b/src/url.lua
@@ -125,7 +125,7 @@ end
 -----------------------------------------------------------------------------
 -- Parses a url and returns a table with all its parts according to RFC 2396
 -- The following grammar describes the names given to the URL parts
--- <url> ::= <scheme>://<authority>/<path>;<params>?<query>#<fragment>
+-- <url> ::= <scheme>://<authority>/<path>?<query>#<fragment>
 -- <authority> ::= <userinfo>@<host>:<port>
 -- <userinfo> ::= <user>[:<password>]
 -- <path> :: = {<segment>/}<segment>
@@ -136,7 +136,7 @@ end
 --   table with the following fields, where RFC naming conventions have
 --   been preserved:
 --     scheme, authority, userinfo, user, password, host, port,
---     path, params, query, fragment
+--     path, query, fragment
 -- Obs:
 --   the leading '/' in {/<path>} is considered part of <path>
 -----------------------------------------------------------------------------
@@ -166,11 +166,6 @@ function _M.parse(url, default)
         parsed.query = q
         return ""
     end)
-    -- get params
-    url = string.gsub(url, "%;(.*)", function(p)
-        parsed.params = p
-        return ""
-    end)
     -- path is whatever was left
     if url ~= "" then parsed.path = url end
     local authority = parsed.authority
@@ -203,7 +198,6 @@ function _M.build(parsed)
     --local ppath = _M.parse_path(parsed.path or "")
     --local url = _M.build_path(ppath)
     local url = parsed.path or ""
-    if parsed.params then url = url .. ";" .. parsed.params end
     if parsed.query then url = url .. "?" .. parsed.query end
     local authority = parsed.authority
     if parsed.host then
@@ -258,11 +252,8 @@ function _M.absolute(base_url, relative_url)
             relative_parsed.authority = base_parsed.authority
             if not relative_parsed.path then
                 relative_parsed.path = base_parsed.path
-                if not relative_parsed.params then
-                    relative_parsed.params = base_parsed.params
-                    if not relative_parsed.query then
-                        relative_parsed.query = base_parsed.query
-                    end
+                if not relative_parsed.query then
+                    relative_parsed.query = base_parsed.query
                 end
             else
                 relative_parsed.path = absolute_path(base_parsed.path or "",
diff --git a/test/urltest.lua b/test/urltest.lua
index 9a3c470..b6c8556 100644
--- a/test/urltest.lua
+++ b/test/urltest.lua
@@ -99,8 +99,7 @@ check_parse_url{
     userinfo = "user:pass$%?#wd",
     password = "pass$%?#wd",
     user = "user",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -113,8 +112,7 @@ check_parse_url{
     userinfo = "user:pass?#wd",
     password = "pass?#wd",
     user = "user",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -127,8 +125,7 @@ check_parse_url{
     userinfo = "user:pass-wd",
     password = "pass-wd",
     user = "user",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -141,8 +138,7 @@ check_parse_url{
     userinfo = "user:pass#wd",
     password = "pass#wd",
     user = "user",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -155,8 +151,7 @@ check_parse_url{
     userinfo = "user:pass#wd",
     password = "pass#wd",
     user = "user",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
 }
 check_parse_url{
@@ -167,8 +162,7 @@ check_parse_url{
     port = "port",
     userinfo = "userinfo",
     user = "userinfo",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -182,8 +176,7 @@ check_parse_url{
     userinfo = "user:password",
     user = "user",
     password = "password",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment",
 }
@@ -196,8 +189,7 @@ check_parse_url{
     port = "port",
     userinfo = "userinfo",
     user = "userinfo",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = ""
 }
@@ -210,8 +202,7 @@ check_parse_url{
     port = "port",
     userinfo = "userinfo",
     user = "userinfo",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "",
     fragment = "fragment"
 }
@@ -224,8 +215,7 @@ check_parse_url{
     port = "port",
     userinfo = "userinfo",
     user = "userinfo",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     fragment = "fragment"
 }
 
@@ -237,8 +227,7 @@ check_parse_url{
     port = "port",
     userinfo = "userinfo",
     user = "userinfo",
-    path = "/path",
-    params = "",
+    path = "/path;",
     query = "query",
     fragment = "fragment"
 }
@@ -264,8 +253,7 @@ check_parse_url{
     port = "port",
     userinfo = "userinfo",
     user = "userinfo",
-    path = "/",
-    params = "params",
+    path = "/;params",
     query = "query",
     fragment = "fragment"
 }
@@ -287,8 +275,7 @@ check_parse_url{
     port = "port",
     userinfo = "userinfo",
     user = "userinfo",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -438,8 +425,7 @@ check_parse_url{
     port = "port",
     userinfo = "userinfo",
     user = "userinfo",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -453,8 +439,7 @@ check_parse_url{
     userinfo = "user:password",
     user = "user",
     password = "password",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -467,8 +452,7 @@ check_build_url {
     port = "port",
     user = "user",
     password = "password",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -478,8 +462,7 @@ check_build_url{
     host = "::FFFF:129.144.52.38",
     port = "port",
     user = "userinfo",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -491,8 +474,7 @@ check_build_url{
     port = "port",
     user = "user",
     password = "password",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -503,8 +485,7 @@ check_build_url {
     host = "host",
     user = "user",
     password = "password",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -514,8 +495,7 @@ check_build_url {
     scheme = "scheme",
     host = "host",
     user = "user",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -524,8 +504,7 @@ check_build_url {
     url = "scheme://host/path;params?query#fragment",
     scheme = "scheme",
     host = "host",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -534,8 +513,7 @@ check_build_url {
     url = "scheme://host/path;params#fragment",
     scheme = "scheme",
     host = "host",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     fragment = "fragment"
 }
 
@@ -573,9 +551,7 @@ check_build_url {
     user = "user",
     userinfo = "not used",
     password = "password",
-    path = "/path",
-    params = "params",
-    query = "query",
+    path = "/path;params",
     fragment = "fragment"
 }
 
@@ -588,8 +564,7 @@ check_build_url {
     userinfo = "not used",
     authority = "not used",
     password = "password",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -601,8 +576,7 @@ check_build_url {
     port = "port",
     userinfo = "user:password",
     authority = "not used",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }
@@ -611,8 +585,7 @@ check_build_url {
     url = "scheme://user:password@host:port/path;params?query#fragment",
     scheme = "scheme",
     authority = "user:password@host:port",
-    path = "/path",
-    params = "params",
+    path = "/path;params",
     query = "query",
     fragment = "fragment"
 }