diff --git a/docs/Project.toml b/docs/Project.toml
index 7aaae9b..204864c 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -25,7 +25,7 @@ LuxCUDA = "0.3.3"
 MAT = "0.10.7"
 MLUtils = "0.4.4"
 NeuralOperators = "0.5"
-Optimisers = "0.3.3"
+Optimisers = "0.3.3, 0.4"
 Printf = "1.10"
 PythonCall = "0.9.23"
 Zygote = "0.6.71"
diff --git a/docs/src/tutorials/xla_compilation.md b/docs/src/tutorials/xla_compilation.md
index ed3b7b8..57b3620 100644
--- a/docs/src/tutorials/xla_compilation.md
+++ b/docs/src/tutorials/xla_compilation.md
@@ -3,8 +3,8 @@
 ```@example xla_compilation
 using NeuralOperators, Lux, Random, Enzyme, Reactant
 
-function sumabs2first(model, ps, st, (u, y))
-    z, _ = model((u, y), ps, st)
+function sumabs2first(model, ps, st, x)
+    z, _ = model(x, ps, st)
     return sum(abs2, z)
 end
 
@@ -15,14 +15,14 @@ dev = reactant_device()
 
 ```@example xla_compilation
 deeponet = DeepONet()
-ps, st = Lux.setup(Random.default_rng(), deeponet) |> dev
+ps, st = Lux.setup(Random.default_rng(), deeponet) |> dev;
 
-u = rand(Float32, 64, 1024) |> dev
-y = rand(Float32, 1, 128, 1024) |> dev
+u = rand(Float32, 64, 1024) |> dev;
+y = rand(Float32, 1, 128, 1024) |> dev;
 nothing # hide
 
 deeponet_compiled = @compile deeponet((u, y), ps, st)
-deeponet_compiled((u, y), ps, st)
+deeponet_compiled((u, y), ps, st)[1]
 ```
 
 Computing the gradient of the DeepONet model.
@@ -49,12 +49,12 @@ end
 
 ```@example xla_compilation
 fno = FourierNeuralOperator()
-ps, st = Lux.setup(Random.default_rng(), fno) |> dev
+ps, st = Lux.setup(Random.default_rng(), fno) |> dev;
 
-x = rand(Float32, 2, 1024, 5) |> dev
+x = rand(Float32, 2, 1024, 5) |> dev;
 
 fno_compiled = @compile fno(x, ps, st)
-fno_compiled(x, ps, st)
+fno_compiled(x, ps, st)[1]
 ```
 
 Computing the gradient of the FourierNeuralOperator model.
diff --git a/test/Project.toml b/test/Project.toml
index 8890976..b863b98 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -30,7 +30,7 @@ LuxCore = "1"
 LuxLib = "1.2"
 LuxTestUtils = "1.1.2"
 MLDataDevices = "1"
-Optimisers = "0.3.3"
+Optimisers = "0.3.3, 0.4"
 Pkg = "1.10"
 Preferences = "1"
 Random = "1.10"