diff --git a/Project.toml b/Project.toml
index 5473f8a..a7a541d 100644
--- a/Project.toml
+++ b/Project.toml
@@ -18,6 +18,7 @@ BrillouinZoneMeshes = "0.2.2"
 CompositeGrids = "0.1"
 Lehmann = "0.2"
 StaticArrays = "1"
+Statistics = "1"
 julia = "1.6, 1.7, 1.8, 1.9"
 
 [extras]