diff --git a/_site.yml b/_site.yml
index 921cf16d9bd2aa44cad529f002063916215dee2a..84b127fca43d13f0f7e9d4573a5f7e57950ef969 100644
--- a/_site.yml
+++ b/_site.yml
@@ -1,6 +1,6 @@
 name: "EC2"
 output_dir: "_site"
-exclude: ["README.md"]
+exclude: ["README.md", "build.sh", "_site.yml", "*.Rmd"]
 output:
   html_document:
     theme: united
@@ -20,9 +20,13 @@ navbar:
   left:
     - icon: fa-home
       href: index.html
-    - text: "Scripts"
-      icon: fa-file-text
-      href: scripts/index.html
+    - text: "Slides"
+      menu:
+      - text: "Apresentação"
+        href: slides/00-intro.html
+#     - text: "Scripts"
+#       icon: fa-file-text
+#       href: scripts/index.html
   right:
     - icon: fa-user
       href: https://www.researchgate.net/profile/Walmes_Zeviani2