diff --git a/Project.toml b/Project.toml
index 01a7c1fc..7fdcdead 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,11 +1,13 @@
 name = "ComponentArrays"
 uuid = "b0b7db55-cfe3-40fc-9ded-d10e2dbeff66"
 authors = ["Jonnie Diegelman <47193959+jonniedie@users.noreply.github.com>"]
-version = "0.15.18"
+version = "0.15.19"
 
 [deps]
+Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"
 ArrayInterface = "4fba245c-0d91-5ea0-9b3e-6abc04ee57a9"
 ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
+ConstructionBase = "187b0558-2788-49d3-abe0-74a17ed4e7c9"
 ForwardDiff = "f6369f11-7733-5829-9624-2563aa707210"
 Functors = "d9f16b24-f501-4c13-a1f2-28368ffc5196"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
@@ -13,8 +15,6 @@ StaticArrayInterface = "0d7ed370-da01-4f52-bd93-41d350b8b718"
 StaticArraysCore = "1e83bf80-4336-4d27-bf5d-d5a4f845583c"
 
 [weakdeps]
-Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"
-ConstructionBase = "187b0558-2788-49d3-abe0-74a17ed4e7c9"
 GPUArrays = "0c68f7d7-f131-5f86-a1c3-88cf8149b2d7"
 Optimisers = "3bd65402-5787-11e9-1adc-39752487f4e2"
 RecursiveArrayTools = "731186ca-8d62-57ce-b412-fbd966d074cd"
@@ -24,8 +24,6 @@ Tracker = "9f7883ad-71c0-57eb-9f7f-b5c9e6d3789c"
 Zygote = "e88e6eb3-aa80-5325-afca-941959d7151f"
 
 [extensions]
-ComponentArraysAdaptExt = "Adapt"
-ComponentArraysConstructionBaseExt = "ConstructionBase"
 ComponentArraysGPUArraysExt = "GPUArrays"
 ComponentArraysOptimisersExt = "Optimisers"
 ComponentArraysRecursiveArrayToolsExt = "RecursiveArrayTools"
diff --git a/ext/ComponentArraysAdaptExt.jl b/ext/ComponentArraysAdaptExt.jl
deleted file mode 100644
index 8e04c0a9..00000000
--- a/ext/ComponentArraysAdaptExt.jl
+++ /dev/null
@@ -1,13 +0,0 @@
-module ComponentArraysAdaptExt
-
-using ComponentArrays, Adapt
-
-function Adapt.adapt_structure(to, x::ComponentArray)
-    data = adapt(to, getdata(x))
-    return ComponentArray(data, getaxes(x))
-end
-
-Adapt.adapt_storage(::Type{ComponentArray{T,N,A,Ax}}, xs::AT) where {T,N,A,Ax,AT<:AbstractArray} =
-    Adapt.adapt_storage(A, xs)
-
-end
diff --git a/ext/ComponentArraysConstructionBaseExt.jl b/ext/ComponentArraysConstructionBaseExt.jl
deleted file mode 100644
index db6eeb29..00000000
--- a/ext/ComponentArraysConstructionBaseExt.jl
+++ /dev/null
@@ -1,7 +0,0 @@
-module ComponentArraysConstructionBaseExt
-
-using ComponentArrays, ConstructionBase
-
-ConstructionBase.setproperties(x::ComponentVector, patch::NamedTuple) = ComponentVector(x; patch...)
-
-end
diff --git a/src/ComponentArrays.jl b/src/ComponentArrays.jl
index 0bf6e6ec..2f7c1bf8 100644
--- a/src/ComponentArrays.jl
+++ b/src/ComponentArrays.jl
@@ -2,6 +2,8 @@ module ComponentArrays
 
 import ChainRulesCore
 import StaticArrayInterface, ArrayInterface, Functors
+import ConstructionBase
+import Adapt
 
 using LinearAlgebra
 using StaticArraysCore: StaticArray, SArray, SVector, SMatrix
@@ -9,7 +11,6 @@ using StaticArraysCore: StaticArray, SArray, SVector, SMatrix
 const FlatIdx = Union{Integer, CartesianIndex, CartesianIndices, AbstractArray{<:Integer}}
 const FlatOrColonIdx = Union{FlatIdx, Colon}
 
-
 include("utils.jl")
 export fastindices # Deprecated
 
diff --git a/src/componentarray.jl b/src/componentarray.jl
index 00158204..ecb0a632 100644
--- a/src/componentarray.jl
+++ b/src/componentarray.jl
@@ -58,6 +58,14 @@ function ComponentArray(data, ax::AbstractAxis...)
     return LazyArray(ComponentArray(x, axs...) for x in part_data)
 end
 
+function Adapt.adapt_structure(to, x::ComponentArray)
+    data = Adapt.adapt(to, getdata(x))
+    return ComponentArray(data, getaxes(x))
+end
+
+Adapt.adapt_storage(::Type{ComponentArray{T,N,A,Ax}}, xs::AT) where {T,N,A,Ax,AT<:AbstractArray} =
+    Adapt.adapt_storage(A, xs)
+
 # Entry from NamedTuple, Dict, or kwargs
 ComponentArray{T}(nt::NamedTuple) where T = ComponentArray(make_carray_args(T, nt)...)
 ComponentArray{T}(::NamedTuple{(), Tuple{}}) where T = ComponentArray(T[], (FlatAxis(),))
@@ -89,6 +97,8 @@ ComponentVector{T}(::UndefInitializer, ax) where {T} = ComponentArray{T}(undef,
 ComponentVector(data::AbstractVector, ax) = ComponentArray(data, ax)
 ComponentVector(data::AbstractArray, ax) = throw(DimensionMismatch("A `ComponentVector` must be initialized with a 1-dimensional array. This array is $(ndims(data))-dimensional."))
 
+ConstructionBase.setproperties(x::ComponentVector, patch::NamedTuple) = ComponentVector(x; patch...)
+
 # Add new fields to component Vector
 function ComponentArray(x::ComponentVector; kwargs...)
     return foldl((x1, kwarg) -> _maybe_add_field(x1, kwarg), (kwargs...,); init=x)