diff --git a/audio/lynx/config/audio_platform_configuration.xml b/audio/lynx/config/audio_platform_configuration.xml
index 01d1efc..26f75f7 100644
--- a/audio/lynx/config/audio_platform_configuration.xml
+++ b/audio/lynx/config/audio_platform_configuration.xml
@@ -199,8 +199,8 @@
         <!-- for input wit AUDIO_INPUT_FLAG_MMAP_NOIRQ 240 periods * 1ms buffer, 32-bit,2 ch, buffer size 92160 bytes -->
         <usecase id="UC_MMAP_RECORD" dev1="9" dyn_path="true" mmap="true" period="1" period_num="240"/>
         <!-- for hifi -->
-        <usecase id="UC_HIFI_PLAYBACK" dev1="25"/>
-        <usecase id="UC_HIFI_RECORD" dev1="26"/>
+        <usecase id="UC_HIFI_PLAYBACK" dev1="25" period="20" period_num="4"/>
+        <usecase id="UC_HIFI_RECORD" dev1="26" period="20" period_num="4"/>
     </usecase_attr>
 
     <dsp_latency>