diff --git a/Aramis-Intensity-Diagnostics/Overview.md b/Aramis-Intensity-Diagnostics/Overview.md
index d777458..da8b737 100644
--- a/Aramis-Intensity-Diagnostics/Overview.md
+++ b/Aramis-Intensity-Diagnostics/Overview.md
@@ -26,11 +26,11 @@ The following intensity and position diagnostics are installed in the Aramis FEL
 >[SAROP31-PBPS149](Aramis-Intensity-Diagnostics/SAROP31-PBPS149) 
 
 ## Photodiodes  
-**Purpose:** Detection of low-intensity X-rays
+**Purpose:** Detection of low-intensity X-rays **P**hoton**D**iode**I**ntensity**M**onitor
 > ### Optics hutch Alvra
->[SAROP11-PBPS111](Aramis-Intensity-Diagnostics/SAROP11-PBPS111)
+>[SAROP11-PDIM111](Aramis-Intensity-Diagnostics/SAROP11-PDIM111)
 > ### Optics hutch Cristallina
->[SAROP31-PBPS113](Aramis-Intensity-Diagnostics/SAROP31-PBPS113) 
+>[SAROP31-PDIM113](Aramis-Intensity-Diagnostics/SAROP31-PDIM113) 
 
 # Debug guide
 ```mermaid