diff --git a/README.md b/README.md
index 90daefb..b2c856b 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Table input for PyPSA
+# Table input and output for PyPSA
 
 ### Build a PyPSA network from an Excel table, also suitable for users with little programming experience