1 files changed, 4 insertions, 2 deletions
diff --git a/src/lib.rs b/src/lib.rs
index a94e08c..f505a04 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -56,6 +56,8 @@
 #![warn(clippy::unwrap_used)]
 #![warn(clippy::wildcard_enum_match_arm)]
 
+#![feature(arc_new_cyclic)]
+
 pub mod chomp;
-pub mod lower;
-pub mod nibble;
+// pub mod lower;
+// pub mod nibble;