diff --git a/lib/channel_spec/testing.ex b/lib/channel_spec/testing.ex
index d0ff956..b29ac98 100644
--- a/lib/channel_spec/testing.ex
+++ b/lib/channel_spec/testing.ex
@@ -173,10 +173,12 @@ defmodule ChannelSpec.Testing do
       topic = unquote(socket).assigns.__channel_topic__
       event = unquote(event)
 
+      normalized_payload = payload |> Jason.encode!() |> Jason.decode!()
+
       with true <- function_exported?(socket.handler, :__socket_schemas__, 0),
            %{} = schema <-
              socket_schema["channels"][topic]["subscriptions"][event] do
-        case Xema.validate(schema, payload) do
+        case Xema.validate(schema, normalized_payload) do
           :ok ->
             :ok
 
@@ -225,10 +227,12 @@ defmodule ChannelSpec.Testing do
       topic = unquote(socket).assigns.__channel_topic__
       event = unquote(event)
 
+      normalized_payload = payload |> Jason.encode!() |> Jason.decode!()
+
       with true <- function_exported?(socket.handler, :__socket_schemas__, 0),
            %{} = schema <-
              socket_schema["channels"][topic]["subscriptions"][event] do
-        case Xema.validate(schema, payload) do
+        case Xema.validate(schema, normalized_payload) do
           :ok ->
             :ok
 
diff --git a/mix.exs b/mix.exs
index 9c03051..54d56a8 100644
--- a/mix.exs
+++ b/mix.exs
@@ -2,7 +2,7 @@ defmodule ChannelSpec.MixProject do
   use Mix.Project
 
   @repo_url "https://github.com/felt/channel_spec"
-  @version "0.1.7"
+  @version "0.1.8"
 
   def project do
     [