diff --git a/apisix/http/router/radixtree_host_uri.lua b/apisix/http/router/radixtree_host_uri.lua
index 71eea37450fa..680a04fbe815 100644
--- a/apisix/http/router/radixtree_host_uri.lua
+++ b/apisix/http/router/radixtree_host_uri.lua
@@ -143,7 +143,7 @@ local function create_radixtree_router(routes)
 end
 
 function _M.match(api_ctx)
-    local user_routes = core.table.deepcopy(_M.user_routes)
+    local user_routes = _M.user_routes
     local _, service_version = get_services()
     if not cached_router_version or cached_router_version ~= user_routes.conf_version
         or not cached_service_version or cached_service_version ~= service_version
diff --git a/apisix/http/router/radixtree_uri.lua b/apisix/http/router/radixtree_uri.lua
index f4862978677e..7c1b5c0c147a 100644
--- a/apisix/http/router/radixtree_uri.lua
+++ b/apisix/http/router/radixtree_uri.lua
@@ -28,7 +28,7 @@ local _M = {version = 0.2}
     local uri_routes = {}
     local uri_router
 function _M.match(api_ctx)
-    local user_routes = core.table.deepcopy(_M.user_routes)
+    local user_routes = _M.user_routes
     local _, service_version = get_services()
     if not cached_router_version or cached_router_version ~= user_routes.conf_version
         or not cached_service_version or cached_service_version ~= service_version
diff --git a/apisix/http/router/radixtree_uri_with_parameter.lua b/apisix/http/router/radixtree_uri_with_parameter.lua
index 1ffeb6efbc42..3f10f4fcac49 100644
--- a/apisix/http/router/radixtree_uri_with_parameter.lua
+++ b/apisix/http/router/radixtree_uri_with_parameter.lua
@@ -28,7 +28,7 @@ local _M = {}
     local uri_routes = {}
     local uri_router
 function _M.match(api_ctx)
-    local user_routes = core.table.deepcopy(_M.user_routes)
+    local user_routes = _M.user_routes
     local _, service_version = get_services()
     if not cached_router_version or cached_router_version ~= user_routes.conf_version
         or not cached_service_version or cached_service_version ~= service_version
diff --git a/apisix/init.lua b/apisix/init.lua
index 103a8c1d7584..c61ee5ce2aac 100644
--- a/apisix/init.lua
+++ b/apisix/init.lua
@@ -493,7 +493,7 @@ function _M.handle_upstream(api_ctx, route, enable_websocket)
             api_ctx.matched_route = route
         end
 
-        local route_val = route.value
+        local route_val = core.table.deepcopy(route.value)
 
         api_ctx.matched_upstream = (route.dns_value and
                                     route.dns_value.upstream)