diff --git a/hal/audio_hw.c b/hal/audio_hw.c
index 7c73245..55f1005 100644
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -9560,6 +9560,10 @@
         in->config.period_count = VOIP_CAPTURE_PERIOD_COUNT;
         in->config.rate = config->sample_rate;
         in->af_period_multiplier = 1;
+    } else if (in->realtime) {
+        in->config = pcm_config_audio_capture_rt;
+        in->config.format = pcm_format_from_audio_format(config->format);
+        in->af_period_multiplier = af_period_multiplier;
     } else {
         int ret_val;
         pthread_mutex_lock(&adev->lock);