diff --git a/docs/Project.toml b/docs/Project.toml
index 2845e43e..809de404 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -11,7 +11,7 @@ TuringGLM = "0004c1f4-53c5-4d43-a221-a1dac6cf6b74"
 [compat]
 CSV = "0.10"
 CairoMakie = "0.15"
-CategoricalArrays = "0.10"
+CategoricalArrays = "1"
 DataFrames = "1"
 Documenter = "1"
 Pluto = "0.20"