diff --git a/src/http.lua b/src/http.lua
index 1330355f..e2787d9b 100644
--- a/src/http.lua
+++ b/src/http.lua
@@ -219,7 +219,8 @@ local function adjustproxy(reqt)
     local proxy = reqt.proxy or _M.PROXY
     if proxy then
         proxy = url.parse(proxy)
-        return proxy.host, proxy.port or 3128
+        proxy_create = SCHEMES[proxy.scheme].create(reqt)
+        return proxy.host, proxy.port or 3128, proxy_create
     else
         return reqt.host, reqt.port
     end
@@ -291,7 +292,7 @@ local function adjustrequest(reqt)
     end
 
     -- ajust host and port if there is a proxy
-    nreqt.host, nreqt.port = adjustproxy(nreqt)
+    nreqt.host, nreqt.port, nreqt.create = adjustproxy(nreqt)
     return nreqt
 end