diff --git a/Project.toml b/Project.toml
index 211ea1f..e1a1c47 100644
--- a/Project.toml
+++ b/Project.toml
@@ -20,4 +20,4 @@ Pluto = "0.17"
 PlutoUI = "0.7"
 ReinforcementLearning = "0.10"
 StatsBase = "0.33"
-StatsPlots = "0.14"
+StatsPlots = "0.14, 0.15"