diff --git a/README.md b/README.md
index 508efdad008d7d9003d210ad63894d062ca1bb2b..1ac9da06896e62d2758a2fd5c606d1304eaeb160 100644
--- a/README.md
+++ b/README.md
@@ -9,8 +9,8 @@ Monitors status of Check Point appliace power supplys
 Check Info:
 
 * *service*: this check will create one service per power supply
-* *state*: **critical** if powerSupplyStatus is not 'UP'
-* *wato*: Monitoring state if power supply is not 'UP'. Default is **critical**.
+* *state*: **critical** if powerSupplyStatus is not 'UP'/'Present'
+* *wato*: Monitoring state if power supply is not 'UP'/'Present'. Default is **critical**.
 * *perfdata*: none
 
 Testetd with: 23800, 15600 and 5400 appliance models