diff --git a/stdlib/LinearAlgebra/src/adjtrans.jl b/stdlib/LinearAlgebra/src/adjtrans.jl
index bf3d6f79ae1766..ef815b3ad708b4 100644
--- a/stdlib/LinearAlgebra/src/adjtrans.jl
+++ b/stdlib/LinearAlgebra/src/adjtrans.jl
@@ -64,8 +64,8 @@ struct Transpose{T,S} <: AbstractMatrix{T}
 end
 
 # basic outer constructors
-Adjoint(A::AbstractVecOrMat) = Adjoint{Base.promote_op(adjoint,eltype(A)),typeof(A)}(A)
-Transpose(A::AbstractVecOrMat) = Transpose{Base.promote_op(transpose,eltype(A)),typeof(A)}(A)
+Adjoint(A) = Adjoint{Base.promote_op(adjoint,eltype(A)),typeof(A)}(A)
+Transpose(A) = Transpose{Base.promote_op(transpose,eltype(A)),typeof(A)}(A)
 
 Base.dataids(A::Union{Adjoint, Transpose}) = Base.dataids(A.parent)
 Base.unaliascopy(A::Union{Adjoint,Transpose}) = typeof(A)(Base.unaliascopy(A.parent))