diff --git a/cas/1.2/default/android.hardware.cas@1.2-service-lazy.xml b/cas/1.2/default/android.hardware.cas@1.2-service-lazy.xml
index 9b36406..87c9e02 100644
--- a/cas/1.2/default/android.hardware.cas@1.2-service-lazy.xml
+++ b/cas/1.2/default/android.hardware.cas@1.2-service-lazy.xml
@@ -1,5 +1,5 @@
 <manifest version="1.0" type="device">
-    <hal format="hidl">
+    <hal format="hidl" max-level="7">
         <name>android.hardware.cas</name>
         <transport>hwbinder</transport>
         <version>1.2</version>
diff --git a/cas/1.2/default/android.hardware.cas@1.2-service.xml b/cas/1.2/default/android.hardware.cas@1.2-service.xml
index 9b36406..87c9e02 100644
--- a/cas/1.2/default/android.hardware.cas@1.2-service.xml
+++ b/cas/1.2/default/android.hardware.cas@1.2-service.xml
@@ -1,5 +1,5 @@
 <manifest version="1.0" type="device">
-    <hal format="hidl">
+    <hal format="hidl" max-level="7">
         <name>android.hardware.cas</name>
         <transport>hwbinder</transport>
         <version>1.2</version>