diff --git a/05-request/03-headers/page.md b/05-request/03-headers/page.md
index 6ec09f5..904cd0f 100644
--- a/05-request/03-headers/page.md
+++ b/05-request/03-headers/page.md
@@ -5,7 +5,7 @@ status: live
 
 A Slim application will automatically parse all HTTP request headers. You can access the request headers using the
 request object's public `headers` property. The `headers` property is an instance of `\Slim\Helper\Set`, meaning
-it provides a simple, standardized interface to interactive with the HTTP request headers.
+it provides a simple, standardized interface to interact with the HTTP request headers.
 
     <?php
     $app = new \Slim\Slim();