diff --git a/src/ludus/interpreter.clj b/src/ludus/interpreter.clj
index bd96204..53558d4 100644
--- a/src/ludus/interpreter.clj
+++ b/src/ludus/interpreter.clj
@@ -528,7 +528,7 @@
       (println (ex-message e))
       (pp/pprint (ex-data e)))))
 
-(do
+(comment
 
   (def source "