diff --git a/lightnode/src/lib.rs b/lightnode/src/lib.rs
index c94d023..20cc162 100644
--- a/lightnode/src/lib.rs
+++ b/lightnode/src/lib.rs
@@ -8,4 +8,10 @@ use serde::{Deserialize, Serialize};
 use anyhow::Result;
 use tracing::{debug, info};
 
+use futures::Stream;
+
+pub mod da;
+pub mod nomos;
+pub mod proofcheck;
+
 // Tutorial code