diff --git a/README.md b/README.md
index 519448a..bab3b41 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # Nmap-XML-Parser
-Converts Nmap XML output to csv file, and other useful functions
+Converts Nmap XML output to csv file, and other useful functions. Ignores hosts that are down and ports that are not open.
 
 ## Usage