1 files changed, 4 insertions, 0 deletions

diff --git a/README.md b/README.md
index 6315c3e..af7d4da 100644
--- a/README.md
+++ b/README.md
@@ -38,4 +38,8 @@ Dependencies
 
 `gridcal` is written in ANSI C has no dependencies.
  
+License
+=======
 
+`gridcal` is free software. It can be used, modified, distributed under
+the terms of the ISC License. See the file LICENSE for more information.