diff --git a/substreams/crates/tycho-substreams/src/lib.rs b/substreams/crates/tycho-substreams/src/lib.rs
index c40ed72..8420c7d 100644
--- a/substreams/crates/tycho-substreams/src/lib.rs
+++ b/substreams/crates/tycho-substreams/src/lib.rs
@@ -4,7 +4,7 @@ pub mod balances;
 pub mod contract;
 mod mock_store;
 pub mod models;
-mod pb;
+pub mod pb;
 
 pub mod prelude {
     pub use super::models::*;