diff --git a/src/fm95.c b/src/fm95.c
index 0645d12..7a05fc7 100644
--- a/src/fm95.c
+++ b/src/fm95.c
@@ -442,7 +442,7 @@ void init_runtime(FM95_Runtime* runtime, const FM95_Config config) {
 		runtime->rds_symbol[i] = -1.0f;
 		runtime->rds_last_bit[i] = 0;
 
-		runtime->rds_filter[i] = iirfilt_rrrf_create_prototype(LIQUID_IIRDES_CHEBY2, LIQUID_IIRDES_LOWPASS, LIQUID_IIRDES_SOS, 5, (2400.0f/config.sample_rate), 0.0f, 1.0f, 30.0f);
+		runtime->rds_filter[i] = iirfilt_rrrf_create_prototype(LIQUID_IIRDES_BUTTER, LIQUID_IIRDES_LOWPASS, LIQUID_IIRDES_SOS, 5, (2400.0f/config.sample_rate), 0.0f, 1.0f, 30.0f);
 
 		if(config.stereo_ssb) init_delay_line(&runtime->rds_delays[i], config.stereo_ssb*2);
 	}
@@ -585,8 +585,10 @@ static void *handle_client(ipc_client_arg_t *arg) {
 			case 113:
 				// Set RDS streams
 				memcpy(&bval, buf + 1, 1);
-				data->config->rds_streams = bval;
-				data->config->volumes.audio = calculate_sharedaudio_volume(data->config->volumes, bval);
+				if(data->config->rds_streams != bval) {
+					data->config->rds_streams = bval;
+					data->config->volumes.audio = calculate_sharedaudio_volume(data->config->volumes, bval);
+				}
 				reply = 0;
 				break;
 			case 0xfe: