diff --git a/doc/_templates/citing.html b/doc/_templates/citing.html
index 6f9bc9e3ae7c..a7259c896903 100644
--- a/doc/_templates/citing.html
+++ b/doc/_templates/citing.html
@@ -21,6 +21,7 @@ Citing matplotlib
publication-quality image generation across user
interfaces and operating systems.},
publisher = {IEEE COMPUTER SOC},
+ doi = {10.1109/MCSE.2007.55},
year = 2007
}