diff --git a/src/lib.rs b/src/lib.rs
index 1f3e76cc3424f898e5c1dad63dca15e481f43457..fa75b6de1590bf488509d07a6a803de321356ece 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -7,4 +7,4 @@ pub mod runtime;
 pub mod runtime2;
 mod collections;
 
-pub use protocol::ProtocolDescription;
\ No newline at end of file
+pub use protocol::{ProtocolDescription, ProtocolDescriptionBuilder, ComponentCreationError};
\ No newline at end of file