diff --git a/crates/nu-protocol/src/value/stream.rs b/crates/nu-protocol/src/value/stream.rs
index 2bbadb42b7..ca56f39f05 100644
--- a/crates/nu-protocol/src/value/stream.rs
+++ b/crates/nu-protocol/src/value/stream.rs
@@ -6,9 +6,12 @@ pub struct ValueStream(pub Rc<RefCell<dyn Iterator<Item = Value>>>);
 
 impl ValueStream {
     pub fn into_string(self) -> String {
-        self.map(|x: Value| x.into_string())
-            .collect::<Vec<String>>()
-            .join("\n")
+        format!(
+            "[{}]",
+            self.map(|x: Value| x.into_string())
+                .collect::<Vec<String>>()
+                .join(", ")
+        )
     }
 
     pub fn from_stream(input: impl Iterator<Item = Value> + 'static) -> ValueStream {