diff --git a/src/v/rpc/service.h b/src/v/rpc/service.h
index e1d4abd615cd9..3b5af777f81f3 100644
--- a/src/v/rpc/service.h
+++ b/src/v/rpc/service.h
@@ -92,9 +92,12 @@ struct service::execution_helper {
                            */
                           vassert(
                             effective_version == version,
-                            "Unexpected encoding at effective {} != {}",
+                            "Unexpected encoding at effective {} != {}. Input "
+                            "{} Output {}",
                             effective_version,
-                            version);
+                            version,
+                            typeid(Input).name(),
+                            typeid(Output).name());
                           return std::move(*b);
                       });
                 });
diff --git a/src/v/rpc/transport.h b/src/v/rpc/transport.h
index 0a371beecaf3e..e018403989f87 100644
--- a/src/v/rpc/transport.h
+++ b/src/v/rpc/transport.h
@@ -174,9 +174,10 @@ ss::future<result<rpc::client_context<T>>> parse_result(
             vlog(
               rpclog.error,
               "Protocol violation: request version {} incompatible with "
-              "reply version {}",
+              "reply version {} reply type {}",
               req_ver,
-              rep_ver);
+              rep_ver,
+              typeid(T).name());
         }
         if (st == status::success) {
             return ss::make_ready_future<ret_t>(errc::service_error);