diff --git a/Handler/OnRequest.php b/Handler/OnRequest.php
index 5f77083..598219b 100644
--- a/Handler/OnRequest.php
+++ b/Handler/OnRequest.php
@@ -126,6 +126,9 @@ class OnRequest implements OnRequestInterface
         } catch (Throwable $throwable) {
             $PsrResponse = $this->exception->emit($throwable, $this->constrictResponse);
         } finally {
+            if ($request->getMethod() === 'HEAD') {
+                $PsrResponse->getBody()->write('');
+            }
             $this->responseEmitter->response($PsrResponse, $response, $PsrRequest);
         }
     }