diff --git a/Project.toml b/Project.toml
index 5eec42f..56e92dc 100644
--- a/Project.toml
+++ b/Project.toml
@@ -26,6 +26,7 @@ InvertedIndices = "1"
 IteratorInterfaceExtensions = "0.1.1, 1"
 OnlineStatsBase = "1"
 PooledArrays = "0.4.1, 0.5, 1.0"
+Statistics = "1"
 StatsBase = "0.32, 0.33, 0.34"
 StructArrays = "0.4.1"
 TableTraits = "0.3, 0.4, 1"