diff --git a/security/csrf.rst b/security/csrf.rst
index 9ef500af9ed..4a2ae3ae290 100644
--- a/security/csrf.rst
+++ b/security/csrf.rst
@@ -59,7 +59,7 @@ CSRF Protection in Symfony Forms
 --------------------------------
 
 Forms created with the Symfony Form component include CSRF tokens by default
-and Symfony checks them automatically, so you don't have to anything to be
+and Symfony checks them automatically, so you don't have to do anything to be
 protected against CSRF attacks.
 
 .. _form-csrf-customization: