diff --git a/Project.toml b/Project.toml
index 31f4460..ad1d3c1 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "VectorizedStatistics"
 uuid = "3b853605-1c98-4422-8364-4bd93ee0529e"
 authors = ["C. Brenhin Keller", "Chris Elrod"]
-version = "0.5.8"
+version = "0.5.9"
 
 [deps]
 LoopVectorization = "bdcacae8-1622-11e9-2a5c-532679323890"
diff --git a/src/vsum.jl b/src/vsum.jl
index f4edc58..780485f 100644
--- a/src/vsum.jl
+++ b/src/vsum.jl
@@ -24,7 +24,8 @@ julia> vsum(A, dims=2)
  7
 ```
 """
-vsum(A::StridedArray; dim=:, dims=:, multithreaded=False()) = _vsum(A, dim, dims, multithreaded)
+vsum(A::AbstractArray{N,T}; dim=:, dims=:, multithreaded=False()) where {N,T}= _vsum(A, dim, dims, multithreaded)
+vsum(A::NTuple{N,T}; dim=:, dims=:, multithreaded=False()) where {N,T} = _vsum(A, dim, dims, multithreaded)
 _vsum(A, ::Colon, ::Colon, multithreaded) = _vsum(A, :, multithreaded)
 _vsum(A, ::Colon, region, multithreaded) = _vsum(A, region, multithreaded)
 _vsum(A, region, ::Colon, multithreaded) = reducedims(_vsum(A, region, multithreaded), region)