diff --git a/debian/README.Debian.plugins b/debian/README.Debian.plugins
index 7d53e73..155aca6 100644
--- a/debian/README.Debian.plugins
+++ b/debian/README.Debian.plugins
@@ -28,6 +28,9 @@ check_file:
 check_iostat:
     Required Packages: sysstat, bc
 
+check_iostats:
+    Required Packages: sysstat
+
 check_ipsec:
     Required Packages: monitoring-plugins-common | nagios-plugins-common, fping, strongswan-starter | openswan