diff --git a/books/free-programming-books-pt_BR.md b/books/free-programming-books-pt_BR.md
index df822d9fd..e8790a5d2 100644
--- a/books/free-programming-books-pt_BR.md
+++ b/books/free-programming-books-pt_BR.md
@@ -139,6 +139,7 @@
 ### Engenharia de Software
 
 * [Engenharia de Software - Uma Abordagem Profissional](https://web.icmc.usp.br/SCATUSU/Boletim_aquisicao/Boletim_Julho_2019/capas_julho_2019/Pressman_Engenharia0001.pdf) - Roger S. Pressman, Bruce R. Maxim (PDF)
+* [Engenharia de Software Moderna](https://engsoftmoderna.info) - Marco Tulio Valente (HTML)
 
 
 #### Metodologias de Desenvolvimento de Software