diff --git a/src/wasm/line_break.rs b/src/wasm/line_break.rs
index 4d158c7..02e5289 100644
--- a/src/wasm/line_break.rs
+++ b/src/wasm/line_break.rs
@@ -4,16 +4,12 @@ use serde::Serialize;
 use super::ast_node::WasmAstNode;
 use super::macros::to_wasm;
 use super::to_wasm::ToWasm;
-use super::AdditionalProperties;
 use crate::compare::ElispFact;
 use crate::types::LineBreak;
 use crate::wasm::to_wasm::ToWasmStandardProperties;
 
 #[derive(Debug, Serialize, Deserialize)]
-pub struct WasmLineBreak {
-    #[serde(flatten)]
-    pub(crate) additional_properties: AdditionalProperties,
-}
+pub struct WasmLineBreak {}
 
 to_wasm!(
     WasmLineBreak,
@@ -21,13 +17,6 @@ to_wasm!(
     original,
     wasm_context,
     { WasmAstNode::LineBreak(original) },
-    { "TODO".into() },
-    {
-        Ok((
-            Vec::new(),
-            WasmLineBreak {
-                additional_properties: AdditionalProperties::default(),
-            },
-        ))
-    }
+    { "line-break".into() },
+    { Ok((Vec::new(), WasmLineBreak {},)) }
 );