diff --git a/manifest.xml b/manifest.xml
index d6c0163..b70cde8 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -84,6 +84,19 @@
         <fqname>@1.3::ICryptoFactory/wfdhdcp</fqname>
         <fqname>@1.3::IDrmFactory/wfdhdcp</fqname>
     </hal>
+    <hal format="hidl" optional="true">
+        <name>android.hardware.soundtrigger</name>
+	<transport>hwbinder</transport>
+        <version>2.3</version>
+        <interface>
+            <name>ISoundTriggerHw</name>
+            <instance>default</instance>
+        </interface>
+        <fqname>@2.0::ISoundTriggerHw/default</fqname>
+        <fqname>@2.1::ISoundTriggerHw/default</fqname>
+        <fqname>@2.2::ISoundTriggerHw/default</fqname>
+        <fqname>@2.3::ISoundTriggerHw/default</fqname> 
+    </hal>
     <hal format="hidl">
         <name>android.hardware.gatekeeper</name>
         <transport>hwbinder</transport>