diff --git a/.github/workflows/Tests.yml b/.github/workflows/Tests.yml
index 701f90374..d50417cec 100644
--- a/.github/workflows/Tests.yml
+++ b/.github/workflows/Tests.yml
@@ -27,6 +27,9 @@ jobs:
           - "1"
           - "lts"
           - "pre"
+        arch:
+          - x64
+          - x86
         group:
           - "Core"
           - "DefaultsLoading"
diff --git a/ext/LinearSolveSparseArraysExt.jl b/ext/LinearSolveSparseArraysExt.jl
index 45905cba4..edb44f735 100644
--- a/ext/LinearSolveSparseArraysExt.jl
+++ b/ext/LinearSolveSparseArraysExt.jl
@@ -360,13 +360,7 @@ function LinearSolve.init_cacheval(
     nothing
 end
 
-function LinearSolve.init_cacheval(alg::QRFactorization, A::SparseMatrixCSC{Float64, Int}, b, u, Pl, Pr,
-        maxiters::Int, abstol, reltol, verbose::Bool,
-        assumptions::OperatorAssumptions)
-    LinearSolve.ArrayInterface.qr_instance(convert(AbstractMatrix, A), alg.pivot)
-end
-
-function LinearSolve.init_cacheval(alg::QRFactorization, A::SparseMatrixCSC{Float64, Int32}, b, u, Pl, Pr,
+function LinearSolve.init_cacheval(alg::QRFactorization, A::SparseMatrixCSC{Float64, <:Integer}, b, u, Pl, Pr,
         maxiters::Int, abstol, reltol, verbose::Bool,
         assumptions::OperatorAssumptions)
     LinearSolve.ArrayInterface.qr_instance(convert(AbstractMatrix, A), alg.pivot)