diff --git a/Project.toml b/Project.toml
index d7259c70..8eeb6e7e 100644
--- a/Project.toml
+++ b/Project.toml
@@ -16,6 +16,7 @@ Distributions = "0.17, 0.18, 0.19, 0.20, 0.21, 0.22, 0.23, 0.24, 0.25"
 Graphs = "1"
 NamedTupleTools = "0.10, 0.11, 0.12, 0.13, 0.14"
 POMDPLinter = "0.1"
+Statistics = "1"
 julia = "1.3"
 
 [extras]