diff --git a/package-lock.json b/package-lock.json
index 0a67866..6fb12d2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@athenna/http",
-  "version": "5.35.0",
+  "version": "5.36.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@athenna/http",
-      "version": "5.35.0",
+      "version": "5.36.0",
       "license": "MIT",
       "devDependencies": {
         "@athenna/artisan": "^5.7.0",
diff --git a/package.json b/package.json
index 1650e52..9aa149e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@athenna/http",
-  "version": "5.35.0",
+  "version": "5.36.0",
   "description": "The Athenna Http server. Built on top of fastify.",
   "license": "MIT",
   "author": "João Lenon <lenon@athenna.io>",
diff --git a/src/testing/plugins/request/TestResponse.ts b/src/testing/plugins/request/TestResponse.ts
index 4c84a0e..e0587a6 100644
--- a/src/testing/plugins/request/TestResponse.ts
+++ b/src/testing/plugins/request/TestResponse.ts
@@ -194,8 +194,8 @@ export class TestResponse extends Macroable {
     }
 
     this.assert.assert(
-      seenKeys.size,
-      `The body contains keys: ${keys.join(', ')}`
+      !seenKeys.size,
+      `The body contains keys: ${Array.from(seenKeys).join(', ')}`
     )
   }
 
diff --git a/tests/unit/testing/plugins/RequestTest.ts b/tests/unit/testing/plugins/RequestTest.ts
index b4abf5b..bf6ca5d 100644
--- a/tests/unit/testing/plugins/RequestTest.ts
+++ b/tests/unit/testing/plugins/RequestTest.ts
@@ -36,7 +36,7 @@ export default class RequestTest {
           .header('hello', 'world')
           .header('helloo', 'worldd')
           .header('hellooo', 'worlddd')
-          .send({ hello: 'world', helloo: 'worldd', hellooo: 'worlddd' })
+          .send({ hello: 'world', helloo: 'worldd', hellooo: 'worlddd', nested: { hello: 'world' } })
     })
 
     Server.get({
@@ -147,10 +147,12 @@ export default class RequestTest {
     response.assertBodyContains({ hello: 'world' })
     response.assertBodyNotContains({ helloooo: 'worldddd' })
     response.assertBodyContainsKey('hello')
+    response.assertBodyContainsKey('nested.hello')
     response.assertBodyNotContainsKey('helloooo')
-    response.assertBodyContainsAllKeys(['hello', 'helloo', 'hellooo'])
-    response.assertBodyNotContainsAllKeys(['helloooo', 'hellooooo', 'helloooooo'])
-    response.assertBodyDeepEqual({ hello: 'world', helloo: 'worldd', hellooo: 'worlddd' })
+    response.assertBodyNotContainsKey('nested.helloooo')
+    response.assertBodyContainsAllKeys(['hello', 'helloo', 'hellooo', 'nested.hello'])
+    response.assertBodyNotContainsAllKeys(['helloooo', 'hellooooo', 'helloooooo', 'nested.helloooo'])
+    response.assertBodyDeepEqual({ hello: 'world', helloo: 'worldd', hellooo: 'worlddd', nested: { hello: 'world' } })
     response.assertBodyNotDeepEqual({ helloooo: 'worldddd' })
     response.assertHeaderContains({ hello: 'world' })
     response.assertHeaderNotContains({ helloooo: 'worldddd' })