diff --git a/book/validation.rst b/book/validation.rst
index 7ea256486c2..307420b2f8e 100644
--- a/book/validation.rst
+++ b/book/validation.rst
@@ -974,8 +974,8 @@ that group are valid, the second group, ``Strict``, will be validated.
     constraints that do not belong to any group.
 
     This means that you have to use the ``{ClassName}`` (e.g. ``User``) group
-    when specifing a group sequence. When using ``Default``, you get an
-    infinite recursion (as the ``Default`` groups references the group
+    when specifying a group sequence. When using ``Default``, you get an
+    infinite recursion (as the ``Default`` group references the group
     sequence, which will contain the ``Default`` group which references the
     same group sequence, ...).