diff --git a/lib/resty/http.lua b/lib/resty/http.lua
index d575344..70c3bee 100644
--- a/lib/resty/http.lua
+++ b/lib/resty/http.lua
@@ -106,7 +106,7 @@ end
 
 
 local _M = {
-    _VERSION = '0.16.1',
+    _VERSION = '0.17.0-beta.1',
 }
 _M._USER_AGENT = "lua-resty-http/" .. _M._VERSION .. " (Lua) ngx_lua/" .. ngx.config.ngx_lua_version
 
diff --git a/lib/resty/http_headers.lua b/lib/resty/http_headers.lua
index d9272da..97e8157 100644
--- a/lib/resty/http_headers.lua
+++ b/lib/resty/http_headers.lua
@@ -4,7 +4,7 @@ local rawget, rawset, setmetatable =
 local str_lower = string.lower
 
 local _M = {
-    _VERSION = '0.16.1',
+    _VERSION = '0.17.0-beta.1',
 }
 
 
diff --git a/lua-resty-http-0.16.1-0.rockspec b/lua-resty-http-0.17.0-beta.1-0.rockspec
similarity index 91%
rename from lua-resty-http-0.16.1-0.rockspec
rename to lua-resty-http-0.17.0-beta.1-0.rockspec
index 22726ff..a14c518 100644
--- a/lua-resty-http-0.16.1-0.rockspec
+++ b/lua-resty-http-0.17.0-beta.1-0.rockspec
@@ -1,8 +1,8 @@
 package = "lua-resty-http"
-version = "0.16.1-0"
+version = "0.17.0-beta.1-0"
 source = {
     url = "git://github.com/ledgetech/lua-resty-http",
-    tag = "v0.16.1"
+    tag = "v0.17.0-beta.1"
 }
 description = {
     summary = "Lua HTTP client cosocket driver for OpenResty / ngx_lua.",