lib/hanami/router.rb in hanami-router-2.0.0.alpha5 vs lib/hanami/router.rb in hanami-router-2.0.0.alpha6

@@ -1,7 +1,8 @@
 # frozen_string_literal: true
 
+require "rack"
 require "rack/utils"
 
 module Hanami
   # Rack compatible, lightweight and fast HTTP Router.
   #
@@ -866,10 +867,16 @@
     # @since 2.0.0
     # @api private
     def _params(env, params)
       params ||= {}
       env[PARAMS] ||= {}
-      env[PARAMS].merge!(Rack::Utils.parse_nested_query(env["QUERY_STRING"]))
+
+      if (input = env[Rack::RACK_INPUT]) and input.rewind
+        env[PARAMS].merge!(Rack::Utils.parse_nested_query(input.read))
+        input.rewind
+      end
+
+      env[PARAMS].merge!(Rack::Utils.parse_nested_query(env[Rack::QUERY_STRING]))
       env[PARAMS].merge!(params)
       env[PARAMS] = Params.deep_symbolize(env[PARAMS])
       env
     end