diff --git a/audio/mixer_paths_noextcodec_snd.xml b/audio/mixer_paths_noextcodec_snd.xml
index 976ecf4..5ee32bd 100644
--- a/audio/mixer_paths_noextcodec_snd.xml
+++ b/audio/mixer_paths_noextcodec_snd.xml
@@ -583,15 +583,28 @@
         <path name="echo-reference headphones" />
     </path>
 
-     <path name="echo-reference usb-headset">
-         <ctl name="AUDIO_REF_EC_UL10 MUX" value="USB_AUDIO_RX" />
-         <ctl name="EC Reference Channels" value="Two"/>
-     </path>
+    <path name="echo-reference usb-headset">
+        <ctl name="AUDIO_REF_EC_UL10 MUX" value="USB_AUDIO_RX" />
+        <ctl name="EC Reference Channels" value="Two"/>
+    </path>
 
-     <path name="echo-reference usb-headphones">
-         <ctl name="AUDIO_REF_EC_UL10 MUX" value="USB_AUDIO_RX" />
-         <ctl name="EC Reference Channels" value="Two"/>
-     </path>
+    <path name="echo-reference usb-headphones">
+        <ctl name="AUDIO_REF_EC_UL10 MUX" value="USB_AUDIO_RX" />
+        <ctl name="EC Reference Channels" value="Two"/>
+    </path>
+
+    <path name="echo-reference bt-sco">
+        <ctl name="AUDIO_REF_EC_UL10 MUX" value="SLIM_7_RX" />
+        <ctl name="EC Reference Channels" value="One"/>
+    </path>
+
+    <path name="echo-reference bt-sco-wb">
+        <path name="echo-reference bt-sco" />
+    </path>
+
+    <path name="echo-reference bt-sco-swb">
+        <path name="echo-reference bt-sco" />
+    </path>
 
     <path name="echo-reference display-port">
         <ctl name="AUDIO_REF_EC_UL1 MUX" value="DISPLAY_PORT" />
@@ -633,7 +646,19 @@
 
     <path name="echo-reference-voip usb-headphones">
         <path name="echo-reference usb-headphones" />
-     </path>
+    </path>
+
+    <path name="echo-reference-voip bt-sco">
+        <path name="echo-reference bt-sco" />
+    </path>
+
+    <path name="echo-reference-voip bt-sco-wb">
+        <path name="echo-reference bt-sco" />
+    </path>
+
+    <path name="echo-reference-voip bt-sco-swb">
+        <path name="echo-reference bt-sco" />
+    </path>
 
     <path name="echo-reference-voip headphones-44.1">
         <path name="echo-reference headphones-44.1" />