diff --git a/README.md b/README.md
index d641f70..c989406 100644
--- a/README.md
+++ b/README.md
@@ -33,4 +33,8 @@ script from Explorer onto the Command Line window and press enter.
 then you can visualize the date running Exercise/DataVisualization.py
 the result will gonna be in reports file
 #result 
-the DOI of result is 10.5281/zenodo.2639831
\ No newline at end of file
+the DOI of result is 10.5281/zenodo.2639831
+
+
+#license
+<a rel="license" href="http://creativecommons.org/licenses/by-nc/4.0/"><img alt="Creative Commons License" style="border-width:0" src="https://i.creativecommons.org/l/by-nc/4.0/88x31.png" /></a><br />This work is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by-nc/4.0/">Creative Commons Attribution-NonCommercial 4.0 International License</a>.