diff --git a/Message/Http/HttpHeader.php b/Message/Http/HttpHeader.php
index b2d93b1da..98131bcd4 100644
--- a/Message/Http/HttpHeader.php
+++ b/Message/Http/HttpHeader.php
@@ -131,7 +131,7 @@ final class HttpHeader extends HeaderAbstract
     public function getStatusCode() : int
     {
         if ($this->status === 0) {
-            $this->status = (int) \http_response_code();
+            $this->status = RequestStatusCode::R_200;
         }
 
         return parent::getStatusCode();
diff --git a/Message/Http/HttpResponse.php b/Message/Http/HttpResponse.php
index 4e638543a..4188f5c67 100644
--- a/Message/Http/HttpResponse.php
+++ b/Message/Http/HttpResponse.php
@@ -92,7 +92,7 @@ final class HttpResponse extends ResponseAbstract implements RenderableInterface
      */
     public function getJsonData() : array
     {
-        return \json_decode($this->getRaw(), true);
+        return \json_decode($this->getRaw(), true) ?? [];
     }
 
     /**
diff --git a/tests/Message/Http/HttpHeaderTest.php b/tests/Message/Http/HttpHeaderTest.php
index eef4ec8f8..b3663d944 100644
--- a/tests/Message/Http/HttpHeaderTest.php
+++ b/tests/Message/Http/HttpHeaderTest.php
@@ -41,7 +41,7 @@ class HttpHeaderTest extends \PHPUnit\Framework\TestCase
     public function testDefaults() : void
     {
         self::assertFalse($this->header->isLocked());
-        self::assertEquals(0, $this->header->getStatusCode());
+        self::assertEquals(RequestStatusCode::R_200, $this->header->getStatusCode());
         self::assertEquals('HTTP/1.1', $this->header->getProtocolVersion());
         self::assertEmpty(HttpHeader::getAllHeaders());
         self::assertEquals('', $this->header->getReasonPhrase());