diff --git a/tests/scripts/userdata_codec.lua b/tests/scripts/userdata_codec.lua
index de398680c..4733a8dac 100644
--- a/tests/scripts/userdata_codec.lua
+++ b/tests/scripts/userdata_codec.lua
@@ -149,4 +149,21 @@ do
   assert(spr.properties.a[3][3] == 6)
   assert(spr.properties.a[4].a == "bye")
   assert(spr.properties.a[4].b == 10)
-end
\ No newline at end of file
+end
+
+-- Test save UUID
+do
+  local a = Uuid()
+  local b = Uuid()
+  local spr = Sprite(1, 1)
+  spr.properties.a = a
+  spr.properties.b = b
+
+  spr:saveAs("_test_userdata_codec_4.aseprite")
+  spr:close()
+
+  spr = Sprite{ fromFile="_test_userdata_codec_4.aseprite" }
+  assert(#spr.properties == 2)
+  assert(spr.properties.a == a)
+  assert(spr.properties.b == b)
+end