diff --git a/README.md b/README.md
index 3502228d232e35a2e3eab6415501b999defc5e78..97a83d54817774811ea304b09323849aa9ec34c1 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,9 @@ Check Info:
     * configure monitoring state for the different OSPF neighbor states
     * configure a alias for each OSPF neighbor
     * configure the monitoring state if the OSPF neighbor is not found in the SNMP data
-* *perfdata*: OSPF neighbor events (count)
+* *perfdata*:
+    * OSPF neighbor events (count)
+    * Retransmission queue length (count)
 
 Sample output