diff --git a/templates/fungi/reading-list.html b/templates/fungi/reading-list.html
index 60b563b..92dd27d 100644
--- a/templates/fungi/reading-list.html
+++ b/templates/fungi/reading-list.html
@@ -4,6 +4,7 @@
2022
- Defossez E, Selosse MA, Dubois MP, et al. (2009). Ant-plants and fungi: a new threeway symbiosis. New Phytologist 182: 942–949.
+ - Mueller U & Gerardo N (2002). Fungus-farming insects: Multiple origins and diverse evoluntionary histories. PNAS 99(24): 15247-15249.
2021