diff --git a/base/multidimensional.jl b/base/multidimensional.jl
index 4be18766a30e6..cd55b371de5a3 100644
--- a/base/multidimensional.jl
+++ b/base/multidimensional.jl
@@ -1119,7 +1119,7 @@ function copyto!(dest::AbstractArray{T1,N}, Rdest::CartesianIndices{N},
     if @generated
         quote
             @nloops $N i (n->CRsrc.indices[n]) begin
-                @inbounds @nref($N,dest,n->Rdest.indices[n][i_n+ΔI[n]]) = @nref($N,src,n->Rsrc.indices[n][i_n])
+                @inbounds @nref($N,dest,n->Rdest.indices[n][i_n+ΔI[n]]) = @nref($N,src′,n->Rsrc.indices[n][i_n])
             end
         end
     else
diff --git a/test/copy.jl b/test/copy.jl
index 654e95dec67d5..04fda36728e62 100644
--- a/test/copy.jl
+++ b/test/copy.jl
@@ -67,6 +67,10 @@ end
             @test all(iszero, B)
         end
     end
+    let A = [reshape(1:6, 3, 2);;]
+        copyto!(A, CartesianIndices((2:3,2)), A, CartesianIndices((2,2)))
+        @test A[2:3,:] == [1 4;2 5]
+    end
 end
 
 @testset "shallow and deep copying" begin