diff --git a/crates/rpc/rpc-engine-api/src/lib.rs b/crates/rpc/rpc-engine-api/src/lib.rs
index a2da00eee702..a9305a00820b 100644
--- a/crates/rpc/rpc-engine-api/src/lib.rs
+++ b/crates/rpc/rpc-engine-api/src/lib.rs
@@ -15,9 +15,6 @@ mod engine_api;
 /// Engine API capabilities.
 pub mod capabilities;
 
-/// The Engine API message type.
-mod message;
-
 /// Engine API error.
 mod error;
 
@@ -26,7 +23,6 @@ mod metrics;
 
 pub use engine_api::{EngineApi, EngineApiSender};
 pub use error::*;
-pub use message::EngineApiMessageVersion;
 
 // re-export server trait for convenience
 pub use reth_rpc_api::EngineApiServer;
diff --git a/crates/rpc/rpc-engine-api/src/message.rs b/crates/rpc/rpc-engine-api/src/message.rs
deleted file mode 100644
index c0d6b85d5118..000000000000
--- a/crates/rpc/rpc-engine-api/src/message.rs
+++ /dev/null
@@ -1,14 +0,0 @@
-/// The version of Engine API message.
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
-pub enum EngineApiMessageVersion {
-    /// Version 1
-    V1,
-    /// Version 2
-    ///
-    /// Added for shanghai hardfork.
-    V2,
-    /// Version 3
-    ///
-    /// Added for cancun hardfork.
-    V3,
-}