diff --git a/zcash_local_net/CHANGELOG.md b/zcash_local_net/CHANGELOG.md
index e101a92..46507bd 100644
--- a/zcash_local_net/CHANGELOG.md
+++ b/zcash_local_net/CHANGELOG.md
@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 ### Changed
+- Re-export ActivationHeightsBuilder
 
 ### Removed
 
diff --git a/zcash_local_net/src/lib.rs b/zcash_local_net/src/lib.rs
index e29c3e7..cb6f618 100644
--- a/zcash_local_net/src/lib.rs
+++ b/zcash_local_net/src/lib.rs
@@ -53,7 +53,7 @@ pub use zcash_protocol::PoolType;
 pub mod protocol {
     pub use zcash_protocol::PoolType;
     pub use zebra_node_services::rpc_client::RpcRequestClient;
-    pub use zingo_common_components::protocol::{ActivationHeights, NetworkType};
+    pub use zingo_common_components::protocol::{ActivationHeights, ActivationHeightsBuilder, NetworkType};
 }
 
 /// External re-exported types.