diff --git a/Large-app-how-to.md b/Large-app-how-to.md
index 6c738bd..deff3ed 100644
--- a/Large-app-how-to.md
+++ b/Large-app-how-to.md
@@ -346,8 +346,8 @@ Now we won't have to redefine our html structure anymore, and any modification d
         {{ render_field(form.password, class="input text") }}
         {{ render_field(form.confirm, class="input text") }}
         {{ render_field(form.accept_tos, class="input checkbox") }}
-        <label>Repcaptcha</label>
-        {{ form.repcaptcha }}
+        <label>ReCaptcha</label>
+        {{ form.recaptcha }}
         <input type="submit" value="Register" class="button green">
       </form>
       <a href="{{ url_for('users.login') }}">Login</a>