diff --git a/rpc/src/rpc.rs b/rpc/src/rpc.rs
index 3abf0f8daff03a..78869d4ad9a9c1 100644
--- a/rpc/src/rpc.rs
+++ b/rpc/src/rpc.rs
@@ -4090,7 +4090,7 @@ 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::*;