diff --git a/src/MsgPack.jl b/src/MsgPack.jl
index 7257c19..85b88b0 100644
--- a/src/MsgPack.jl
+++ b/src/MsgPack.jl
@@ -277,7 +277,7 @@ pack(s, v::Vector{Uint8}) = begin
 end
 
 # Simple arrays
-pack(s, v::Vector) = begin
+pack(s, v::Union(Vector, Tuple)) = begin
     n = length(v)
     if n < 2^4
         write(s, ARR_F | uint8(n))
diff --git a/test/runtests.jl b/test/runtests.jl
index 9de84d6..85c862b 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -78,6 +78,12 @@ b = []
 @test ck_pack(Any[true, Uint8[0xff, 0xde, 0x11], [1, 2, 3]],
               [0x93, 0xc3, 0xc4, 0x03, 0xff, 0xde, 0x11, 0x93, 0x01, 0x02, 0x03])
 
+# tuple
+@test pack(Any[(1, [true, false], Uint8[0xff, 0xde])]) ==
+              [0x91, 0x93, 0x01, 0x92, 0xc3, 0xc2, 0xc4, 0x02, 0xff, 0xde]
+@test pack(("hi", (float32(2), 0xff))) ==
+              [0x92, 0xa2, 0x68, 0x69, 0x92, 0xca, 0x40, 0x00, 0x00, 0x00, 0xcc, 0xff]
+
 # fixmap
 @test ck_pack({1=>2, "hi"=>"mom"},
               [0x82,0xa2,0x68,0x69,0xa3,0x6d,0x6f,0x6d,0x01,0x02])