diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 03098a38..be868508 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,7 +30,6 @@ jobs:
           - 'pre'
         os:
           - ubuntu-latest
-          - macOS-latest
           - windows-latest
         arch:
           - x64
@@ -41,6 +40,55 @@ jobs:
           - part4
           - part5
           - part6
+        include:
+          - version: 'lts'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part1
+          - version: 'lts'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part2
+          - version: 'lts'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part3
+          - version: 'lts'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part4
+          - version: 'lts'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part5
+          - version: 'lts'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part6
+          - version: '1'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part1
+          - version: '1'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part2
+          - version: '1'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part3
+          - version: '1'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part4
+          - version: '1'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part5
+          - version: '1'
+            os: macOS-latest
+            arch: aarch64
+            loopvectorization_test: part6
     steps:
       - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v2
diff --git a/test/dot.jl b/test/dot.jl
index 6177c4ef..649cfc01 100644
--- a/test/dot.jl
+++ b/test/dot.jl
@@ -2,6 +2,7 @@ using LoopVectorization, OffsetArrays
 using Test
 
 @testset "dot" begin
+  dotunroll = LoopVectorization.register_count() == 32 ? 8 : 4
   dotq = :(
     for i ∈ eachindex(a, b)
       s += a[i] * b[i]
@@ -9,7 +10,7 @@ using Test
   )
   lsdot = LoopVectorization.loopset(dotq)
   @test LoopVectorization.choose_order(lsdot) ==
-        (Symbol[:i], :i, Symbol("##undefined##"), :i, 4, -1)
+        (Symbol[:i], :i, Symbol("##undefined##"), :i, dotunroll, -1)
   function mydot(a::AbstractVector, b::AbstractVector)
     s = zero(eltype(a))
     za = OffsetArray(a, OffsetArrays.Origin(0))