diff --git a/src/emit.rs b/src/emit.rs
index b31741e..46f83f0 100644
--- a/src/emit.rs
+++ b/src/emit.rs
@@ -76,7 +76,7 @@ impl Emitter {
 
   pub fn emit(
     &self,
-    program: Program,
+    program: &Program,
     comments: SingleThreadedComments,
   ) -> Result<EmittedSource> {
     let mut src_map_buf = vec![];
diff --git a/src/transpiling/mod.rs b/src/transpiling/mod.rs
index 5845413..f61b04d 100644
--- a/src/transpiling/mod.rs
+++ b/src/transpiling/mod.rs
@@ -180,7 +180,7 @@ impl ParsedSource {
       )
     })?;
 
-    emitter.emit(program, comments)
+    emitter.emit(&program, comments)
   }
 }