diff --git a/manifest.xml b/manifest.xml
index f0e81d4..a3faf8a 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -2,7 +2,7 @@
     <hal format="hidl">
         <name>android.hardware.audio</name>
         <transport>hwbinder</transport>
-        <version>2.0</version>
+        <version>4.0</version>
         <interface>
             <name>IDevicesFactory</name>
             <instance>default</instance>
@@ -11,7 +11,7 @@
     <hal format="hidl">
         <name>android.hardware.audio.effect</name>
         <transport>hwbinder</transport>
-        <version>2.0</version>
+        <version>4.0</version>
         <interface>
             <name>IEffectsFactory</name>
             <instance>default</instance>