diff --git a/cpu_usage/README.md b/cpu_usage/README.md
index 9077c5dc..552e1074 100644
--- a/cpu_usage/README.md
+++ b/cpu_usage/README.md
@@ -6,7 +6,7 @@ Show CPU usage.
 
 # Dependencies
 
-* `mpstat`
+* mpstat - Usually a part of sysstat package
 
 # Config