diff --git a/actionpack/lib/action_dispatch/http/response.rb b/actionpack/lib/action_dispatch/http/response.rb
index 15ccfa273552a93efaa1f4a951d3cbfeac1564d9..2a146dbb8f008bf1d30d08463e1db1ab72b13293 100644
--- a/actionpack/lib/action_dispatch/http/response.rb
+++ b/actionpack/lib/action_dispatch/http/response.rb
@@ -182,7 +182,7 @@ def body
 
     EMPTY = " "
 
-    # Allows you to set manually set or override the response body.
+    # Allows you to manually set or override the response body.
     def body=(body)
       @blank = true if body == EMPTY