From 2c11d9a76687ecd4502b46ec13da784d722da331 Mon Sep 17 00:00:00 2001
From: Guillaume Dalle <22795598+gdalle@users.noreply.github.com>
Date: Thu, 16 Apr 2026 12:53:20 +0200
Subject: [PATCH] fix: correct subtyping for sparse matrices in cuSPARSE

---
 lib/cusparse/src/array.jl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/cusparse/src/array.jl b/lib/cusparse/src/array.jl
index 0dee589d5e..c0e4b5a9b7 100644
--- a/lib/cusparse/src/array.jl
+++ b/lib/cusparse/src/array.jl
@@ -41,7 +41,7 @@ GPU.
     Most CUSPARSE operations work with CSR formatted matrices, rather
     than CSC.
 """
-mutable struct CuSparseMatrixCSC{Tv, Ti} <: GPUArrays.AbstractGPUSparseMatrixCSC{Tv, Ti}
+mutable struct CuSparseMatrixCSC{Tv, Ti} <: AbstractCuSparseMatrix{Tv, Ti}
     colPtr::CuVector{Ti}
     rowVal::CuVector{Ti}
     nzVal::CuVector{Tv}
@@ -82,7 +82,7 @@ GPU.
 !!! compat "CUDA 11"
     Support of indices type rather than `Cint` (`Int32`) requires at least CUDA 11.
 """
-mutable struct CuSparseMatrixCSR{Tv, Ti} <: GPUArrays.AbstractGPUSparseMatrixCSR{Tv, Ti}
+mutable struct CuSparseMatrixCSR{Tv, Ti} <: AbstractCuSparseMatrix{Tv, Ti}
     rowPtr::CuVector{Ti}
     colVal::CuVector{Ti}
     nzVal::CuVector{Tv}