diff --git a/ext/LinearSolveCUDAExt.jl b/ext/LinearSolveCUDAExt.jl
index 2d17b715a..868ea2f03 100644
--- a/ext/LinearSolveCUDAExt.jl
+++ b/ext/LinearSolveCUDAExt.jl
@@ -11,7 +11,6 @@ using LinearSolve: LinearSolve, is_cusparse, defaultalg, cudss_loaded, DefaultLi
     CUDAOffload32MixedLUFactorization,
     SparspakFactorization, KLUFactorization, UMFPACKFactorization, LinearVerbosity
 using LinearSolve.LinearAlgebra, LinearSolve.SciMLBase, LinearSolve.ArrayInterface
-using SciMLBase: AbstractSciMLOperator
 
 LinearSolve.usecuda(x::Nothing) = CUDACore.functional()
 
diff --git a/ext/LinearSolveMetalExt.jl b/ext/LinearSolveMetalExt.jl
index 5ccd2214f..665ce20a4 100644
--- a/ext/LinearSolveMetalExt.jl
+++ b/ext/LinearSolveMetalExt.jl
@@ -2,7 +2,6 @@ module LinearSolveMetalExt
 
 using Metal, LinearSolve
 using LinearAlgebra, SciMLBase
-using SciMLBase: AbstractSciMLOperator
 using LinearSolve: ArrayInterface, MKLLUFactorization, MetalOffload32MixedLUFactorization,
     @get_cacheval, LinearCache, SciMLBase, OperatorAssumptions, LinearVerbosity
 
diff --git a/ext/LinearSolveSparseArraysExt.jl b/ext/LinearSolveSparseArraysExt.jl
index 89a5d8585..8f8109aa3 100644
--- a/ext/LinearSolveSparseArraysExt.jl
+++ b/ext/LinearSolveSparseArraysExt.jl
@@ -55,7 +55,7 @@ end
 
 function LinearSolve.init_cacheval(
         alg::RFLUFactorization,
-        A::Union{AbstractSparseArray, LinearSolve.SciMLOperators.AbstractSciMLOperator}, b, u, Pl, Pr,
+        A::Union{AbstractSparseArray, AbstractSciMLOperator}, b, u, Pl, Pr,
         maxiters::Int,
         abstol, reltol, verbose::Union{LinearVerbosity, Bool}, assumptions::OperatorAssumptions
     )
diff --git a/src/LinearSolve.jl b/src/LinearSolve.jl
index 044810f89..5b30e7c56 100644
--- a/src/LinearSolve.jl
+++ b/src/LinearSolve.jl
@@ -15,11 +15,11 @@ using LinearAlgebra: LinearAlgebra, BlasInt, LU, Adjoint, BLAS, Bidiagonal, Bunc
     cholesky, cholesky!, diagind, dot, inv, ldiv!, ldlt!, lu, lu!, mul!,
     norm,
     qr, qr!, svd, svd!
-using SciMLBase: SciMLBase, LinearAliasSpecifier, AbstractSciMLOperator,
+using SciMLBase: SciMLBase, LinearAliasSpecifier,
     init, solve!, reinit!, solve, ReturnCode, LinearProblem
 using SciMLOperators: SciMLOperators, AbstractSciMLOperator, IdentityOperator,
     MatrixOperator,
-    has_ldiv!, issquare, has_concretization
+    has_ldiv!, issquare
 using SciMLLogging: SciMLLogging, @SciMLMessage, verbosity_to_int,
     AbstractVerbositySpecifier, AbstractVerbosityPreset,
     Silent, InfoLevel, WarnLevel, MessageLevel, None, Minimal, Standard, Detailed, All