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diff --git a/README.md b/README.md
index bd0c23b..d6a1772 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,4 @@
+[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.1041781.svg)](https://doi.org/10.5281/zenodo.1041781)
 ![alt-text](http://ds9.si.edu/doc/sun.gif "SAOImageDS9")
 # SAOImageDS9