diff --git a/test/kernelabstractions.jl b/test/kernelabstractions.jl
index 97e54154..fd400bc1 100644
--- a/test/kernelabstractions.jl
+++ b/test/kernelabstractions.jl
@@ -1,6 +1,24 @@
 # KernelAbstractions has a testsuite that isn't part of the main package.
 # Include it directly.
 
+using KernelAbstractions, StaticArrays
+
+@testset "#422: SMatrix return" begin
+    @kernel function smatrix_return_kernel(out)
+        i = @index(Global)
+        A = SMatrix{1,1,Float32}(3.0f0)
+        B = SMatrix{1,1,Float32}(2.0f0)
+        out[i] = (A * B)[1]
+    end
+
+    backend = OpenCL.OpenCLBackend()
+    out = KernelAbstractions.zeros(backend, Float32, 4)
+    kernel = smatrix_return_kernel(backend, 4)
+    kernel(out, ndrange=4)
+    KernelAbstractions.synchronize(backend)
+    @test Array(out) == fill(6.0f0, 4)
+end
+
 const KATestSuite = let
     mod = @eval module $(gensym())
         using ..Test