diff --git a/intro.md b/intro.md
index 7550531..23ebb4a 100644
--- a/intro.md
+++ b/intro.md
@@ -38,7 +38,7 @@ Be safe has complex requirements, it is a constant and never ending exercise mix
 How it would *play* could looks like this 
 
 <div style="margin: auto">
- <a target="_blank" href="perfspec-learning/src/branch/main/presentacion.pdf"><img src="imgs/perfSPEC-schema.png" width="800"></a>
+ <a target="_blank" href="perfspec-learning/src/branch/main/presentacion.pdf"><img src="imgs/perfSPEC.png" width="800"></a>
 </div>
 
 ## Reference