diff --git a/src/main/scala/translating/ILtoIL.scala b/src/main/scala/translating/ILtoIL.scala
index 72f305c0c..8c8255679 100644
--- a/src/main/scala/translating/ILtoIL.scala
+++ b/src/main/scala/translating/ILtoIL.scala
@@ -29,10 +29,7 @@ private class ILSerialiser extends ReadOnlyVisitor {
 
 
   override def visitExpr(node: Expr): Expr = {
-    program ++= "Expr("
     node.acceptVisit(this)
-    program ++= ")"
-    node
   }
 
   override def visitStatement(node: Statement): Statement = node.acceptVisit(this)