diff --git a/Project.toml b/Project.toml
index ac4ce7e..2c8963a 100644
--- a/Project.toml
+++ b/Project.toml
@@ -23,6 +23,7 @@ Distributions = "0.16, 0.17, 0.18, 0.19, 0.20, 0.21, 0.22, 0.23, 0.24, 0.25"
 LsqFit = "0.8, 0.9, 0.10, 0.11, 0.12, 0.13, 0.14, 0.15"
 MacroTools = "0.4, 0.5"
 SpecialFunctions = "0.7, 0.8, 0.9, 0.10, 1, 2"
+Statistics = "1"
 julia = "1"
 
 [extras]