diff --git a/Project.toml b/Project.toml
index ab9a4d36..6d237e3a 100644
--- a/Project.toml
+++ b/Project.toml
@@ -14,7 +14,7 @@ Serialization = "9e88b42a-f829-5b0c-bbe9-9e923198166b"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 
 [compat]
-Adapt = "4"
+Adapt = "4.0"
 GPUArraysCore = "= 0.1.5"
 LLVM = "3.9, 4, 5, 6"
 LinearAlgebra = "1"
diff --git a/lib/GPUArraysCore/Project.toml b/lib/GPUArraysCore/Project.toml
index 3d57db04..6144695e 100644
--- a/lib/GPUArraysCore/Project.toml
+++ b/lib/GPUArraysCore/Project.toml
@@ -7,5 +7,5 @@ version = "0.1.5"
 Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"
 
 [compat]
-Adapt = "4"
+Adapt = "4.0"
 julia = "1.6"
diff --git a/lib/JLArrays/Project.toml b/lib/JLArrays/Project.toml
index 29addf5b..e441cb27 100644
--- a/lib/JLArrays/Project.toml
+++ b/lib/JLArrays/Project.toml
@@ -9,7 +9,7 @@ GPUArrays = "0c68f7d7-f131-5f86-a1c3-88cf8149b2d7"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 
 [compat]
-Adapt = "2.0, 3.0"
-GPUArrays = "9"
+Adapt = "2.0, 3.0, 4.0"
+GPUArrays = "10"
 julia = "1.8"
 Random = "1"