diff --git a/README.md b/README.md
index caa1c34..f26626a 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,6 @@
 # PGWERA5WRF
+[![DOI](https://zenodo.org/badge/691022503.svg)](https://zenodo.org/badge/latestdoi/691022503)
+
 Software to modify ERA5 files and add a large-scale climate change signal from CMIP6 ensemble. 
 Create boundary conditions from ERA5+PGW for WRF.
 
@@ -127,4 +129,4 @@ There is a module in real/wrf that should be changed too [module_initialize_real
 
 # Authors
 
-* [Daniel Argueso](https://github.com/dargueso): Universitat de les Illes Balears
\ No newline at end of file
+* [Daniel Argueso](https://github.com/dargueso): Universitat de les Illes Balears