diff --git a/free-courses-pt_BR.md b/free-courses-pt_BR.md
index 76dc6471970d6f582374fe54b3e008277e1de78b..be2d4f2d1a8f1d26ce6dafa0b9be91d07dee3399 100644
--- a/free-courses-pt_BR.md
+++ b/free-courses-pt_BR.md
@@ -128,6 +128,7 @@
 
 ### Linux
 
+* [Introdução ao Sistema Operacional Linux](https://www.udemy.com/course/linux-ubuntu/) - Diego Mariano (Udemy)
 * [Terminal Linux](https://www.udemy.com/course/terminal-de-comandos-linux/) - Diego Mariano (Udemy)