diff --git a/Project.toml b/Project.toml
index 70af679..4958b67 100644
--- a/Project.toml
+++ b/Project.toml
@@ -32,7 +32,7 @@ UnPack = "3a884ed6-31ef-47d7-9d2a-63182c4928ed"
 Unitful = "1986cc42-f94f-5a68-af5c-568840ba703d"
 
 [compat]
-Adapt = "1, 2, 3"
+Adapt = "1, 2, 3, 4"
 ArgCheck = "1, 2"
 ArraysOfArrays = "0.4, 0.5, 0.6"
 CUDA = "3, 4, 5"