diff --git a/Project.toml b/Project.toml
index c2cc880..c5bcc8f 100644
--- a/Project.toml
+++ b/Project.toml
@@ -21,6 +21,7 @@ Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 Zygote = "e88e6eb3-aa80-5325-afca-941959d7151f"
 
 [compat]
+Statistics = "1"
 Optimization = "3"
 SciMLSensitivity = "7"
 Revise = "3"