diff --git a/audio/voice.c b/audio/voice.c
index d058359f..5b5adf64 100644
--- a/audio/voice.c
+++ b/audio/voice.c
@@ -294,8 +294,6 @@ int start_voice_session(struct voice_session *session)
         ril_set_two_mic_control(&session->ril, AUDIENCE, TWO_MIC_SOLUTION_OFF);
     }
 
-    ril_set_call_clock_sync(&session->ril, SOUND_CLOCK_START);
-
     return 0;
 }
 
@@ -307,6 +305,8 @@ void stop_voice_session(struct voice_session *session)
 {
     int status = 0;
 
+    ril_set_call_clock_sync(&session->ril, SOUND_CLOCK_STOP);
+
     ALOGV("%s: Closing active PCMs", __func__);
 
     if (session->pcm_voice_rx != NULL) {