diff --git a/docs/Project.toml b/docs/Project.toml
index 098486c6e92f93bb56b8d57d047a0e4c9d615633..d6f96202655a1d65458191247d77a46cd050f2ae 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -1,3 +1,4 @@
 [deps]
+CairoMakie = "13f3f980-e62b-5c42-98c6-ff1f3baf88f0"
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
 MRIBuilder = "691e6122-0b62-4932-92e7-e4ff0ddaf3a0"