diff --git a/Project.toml b/Project.toml
index d4a8b90a..b7918260 100644
--- a/Project.toml
+++ b/Project.toml
@@ -27,7 +27,7 @@ StatsBaseExt = "StatsBase"
 
 [compat]
 ArgCheck = "^1, 2.0"
-Colors = "0.12"
+Colors = "0.12, 0.13"
 Contour = "0.6"
 DefaultApplication = "1"
 DocStringExtensions = "^0.8, 0.9"