diff --git a/src/Reactant.jl b/src/Reactant.jl
index 1bf87de1d..1dbb846cd 100644
--- a/src/Reactant.jl
+++ b/src/Reactant.jl
@@ -103,6 +103,8 @@ end
 
 @inline ConcreteRArray(data::T) where {T <: Number} = ConcreteRArray{T, (), 0}(data)
 
+Base.similar(x::ConcreteRArray{T, Shape, N}, ::Type{T2}) where {T, Shape, N, T2} = ConcreteRArray{T, Shape, N}(x.data)
+
 mutable struct TracedRArray{ElType,Shape,N} <: RArray{ElType, Shape, N}
 	paths::Tuple
 	mlir_data::Union{Nothing,MLIR.IR.Value}
diff --git a/test/basic.jl b/test/basic.jl
index c26b4170a..e762f2644 100644
--- a/test/basic.jl
+++ b/test/basic.jl
@@ -98,3 +98,8 @@ end
     @test r ≈ mul(ones(50,70),ones(70,30))
 
 end
+
+@testset "ConcreteRArray" begin
+    c = Reactant.ConcreteRArray(ones(50,70))
+    similar(c)
+end