diff --git a/docs/Project.toml b/docs/Project.toml
index c3aa404..c4a61ee 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -16,6 +16,7 @@ UnitfulAtomic = "a7773ee8-282e-5fa2-be4e-bd808c38a91a"
 
 [compat]
 ASEconvert = "0.1.8"
+AtomsIO = "0.3.0"
 DFTK = "0.7"
 Documenter = "~1.8"
 PseudoPotentialData = "0.2"