diff --git a/Project.toml b/Project.toml
index 7eb14f1a..56a1a743 100644
--- a/Project.toml
+++ b/Project.toml
@@ -66,7 +66,7 @@ Phylo = "0.4.18"
 Plots = "0.28.4, 0.29, 1"
 RecipesBase = "0.7, 0.8, 1"
 Requires = "1"
-SimpleSDMLayers = "0.7"
+SimpleSDMLayers = "0.7, 0.8"
 SpatialEcology = "0.9"
 StatsBase = "0.32.2, 0.33"
 Unitful = "1.7"