diff --git a/src/ludus/node.cljc b/src/ludus/node.cljc
index f62b7a4..b5c8db7 100644
--- a/src/ludus/node.cljc
+++ b/src/ludus/node.cljc
@@ -65,7 +65,7 @@
 
 (defn test-run [source] (run source true))
 
-(comment
+(do
 
   (def source "
 
@@ -76,3 +76,4 @@ add (1, 2)
 
   )
 
+(+ 1 2)