diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index e4e5ab8..38bffbb 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -200,6 +200,13 @@
         </interface>
     </hal>
     <hal format="aidl" optional="true">
+        <name>android.hardware.cas</name>
+        <interface>
+            <name>IMediaCasService</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
+    <hal format="aidl" optional="true">
         <name>android.hardware.confirmationui</name>
         <version>1</version>
         <interface>