diff --git a/docs/Project.toml b/docs/Project.toml
index 02b7088e26..69176555be 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -27,7 +27,7 @@ RipQP = "1e40b3f8-35eb-4cd8-8edd-3e515bb9de08"
 [compat]
 BenchmarkTools = "1.3"
 CSV = "0.10"
-Colors = "0.12"
+Colors = "0.12, 0.13"
 CondaPkg = "0.2"
 DataFrames = "1"
 Documenter = "1"