diff --git a/audio/tangorpro/config/audio_policy_volumes.xml b/audio/tangorpro/config/audio_policy_volumes.xml
index faa1a01..5dc0d0c 100644
--- a/audio/tangorpro/config/audio_policy_volumes.xml
+++ b/audio/tangorpro/config/audio_policy_volumes.xml
@@ -29,8 +29,12 @@ volume index from 0 to 100.
         <point>66,-1400</point>
         <point>100,0</point>
     </volume>
-    <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_SPEAKER"
-                                             ref="DEFAULT_DEVICE_CATEGORY_SPEAKER_VOLUME_CURVE"/>
+    <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_SPEAKER">
+        <point>0,-2400</point>
+        <point>33,-1600</point>
+        <point>66,-800</point>
+        <point>100,0</point>
+    </volume>
     <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_EARPIECE">
         <point>0,-2400</point>
         <point>33,-1600</point>