diff --git a/Project.toml b/Project.toml
index 5eb4322..238bb58 100644
--- a/Project.toml
+++ b/Project.toml
@@ -8,3 +8,6 @@ Genie = "c43c736e-a2d1-11e8-161f-af95117fbd1e"
 Nullables = "4d1e1d77-625e-5b40-9113-a560ec7a8ecd"
 SHA = "ea8e919c-243c-51af-8825-aaa63cd721ce"
 SearchLight = "340e8cb6-72eb-11e8-37ce-c97ebeb32050"
+
+[compat]
+julia = "1"