diff --git a/rpc/src/rpc.rs b/rpc/src/rpc.rs
index 2f3d6821195418..41b26e5fa1e2c2 100644
--- a/rpc/src/rpc.rs
+++ b/rpc/src/rpc.rs
@@ -4099,7 +4099,7 @@ pub mod rpc_deprecated_v1_18 {
     }
 }
 
-// RPC methods deprecated in v1.8
+// RPC methods deprecated in v1.9
 pub mod rpc_deprecated_v1_9 {
     #![allow(deprecated)]
     use super::*;