diff --git a/node/src/command.rs b/node/src/command.rs
index d81b806ced..f8f4990d0f 100644
--- a/node/src/command.rs
+++ b/node/src/command.rs
@@ -241,14 +241,14 @@ pub fn run() -> sc_cli::Result<()> {
                 }
                 // If the operator did **not** supply `--rpc-max-subscriptions-per-connection` set to high value.
                 config.rpc.max_subs_per_conn =
-                    match arg_matches.value_source("rpc-max-subscriptions-per-connection") {
+                    match arg_matches.value_source("rpc_max_subscriptions_per_connection") {
                         Some(ValueSource::CommandLine) => {
                             cli.run.rpc_params.rpc_max_subscriptions_per_connection
                         }
                         _ => 10000,
                     };
                 // If the operator did **not** supply `--rpc-max-connections` set to high value.
-                config.rpc.max_connections = match arg_matches.value_source("rpc-max-connections") {
+                config.rpc.max_connections = match arg_matches.value_source("rpc_max_connections") {
                     Some(ValueSource::CommandLine) => cli.run.rpc_params.rpc_max_connections,
                     _ => 10000,
                 };