diff --git a/catalyst-gateway/bin/src/service/common/objects/mod.rs b/catalyst-gateway/bin/src/service/common/objects/mod.rs
index 66ba1f4517..8a52583b35 100644
--- a/catalyst-gateway/bin/src/service/common/objects/mod.rs
+++ b/catalyst-gateway/bin/src/service/common/objects/mod.rs
@@ -1,6 +1,6 @@
 //! This module contains common and re-usable objects.
 
 pub(crate) mod cardano;
-pub(crate) mod validation_error;
 pub(crate) mod legacy;
 pub(crate) mod server_error;
+pub(crate) mod validation_error;