diff --git a/ndc_lib/src/stdlib/serde.rs b/ndc_lib/src/stdlib/serde.rs
index ad9efb08..60903e27 100644
--- a/ndc_lib/src/stdlib/serde.rs
+++ b/ndc_lib/src/stdlib/serde.rs
@@ -43,12 +43,15 @@ impl TryFrom<Value> for JsonValue {
                         .map(|v| v.clone().try_into())
                         .collect::<Result<Vec<_>, _>>()?,
                 )),
-                Sequence::Tuple(values) => Ok(Self::Array(
-                    values
-                        .iter()
-                        .map(|v| v.clone().try_into())
-                        .collect::<Result<Vec<_>, _>>()?,
-                )),
+                Sequence::Tuple(values) => match values.len() {
+                    0 => Ok(Self::Null),
+                    _ => Ok(Self::Array(
+                        values
+                            .iter()
+                            .map(|v| v.clone().try_into())
+                            .collect::<Result<Vec<_>, _>>()?,
+                    )),
+                },
                 Sequence::Map(values, _) => Ok(Self::Object(
                     values
                         .borrow()
diff --git a/tests/programs/605_stdlib_serde/001_json.ndct b/tests/programs/605_stdlib_serde/001_json.ndct
index 676144ec..b9453c8e 100644
--- a/tests/programs/605_stdlib_serde/001_json.ndct
+++ b/tests/programs/605_stdlib_serde/001_json.ndct
@@ -7,6 +7,7 @@ let object = %{
     "object": %{
         "test": [1,2,3]
     },
+    "set": %{1,2,3},
     "list": [1,2,3,4],
     "tuple": (1,2,3),
 };
@@ -20,10 +21,11 @@ let result = %{
     "object": %{
         "test": [1,2,3]
     },
+    "set": %{"1", "2", "3"}, // LMAO this is so lossy
     "list": [1,2,3,4]
 };
 
 assert_eq(result, object.json_encode.json_decode);
 print("ok");
 --EXPECT--
-ok
\ No newline at end of file
+ok