diff --git a/device_framework_matrix_product.xml b/device_framework_matrix_product.xml
index e887b048..53c4d507 100644
--- a/device_framework_matrix_product.xml
+++ b/device_framework_matrix_product.xml
@@ -153,6 +153,13 @@
             <instance>default</instance>
         </interface>
     </hal>
+    <hal format="aidl" optional="true">
+        <name>com.google.input.algos.gril</name>
+        <interface>
+            <name>IGrilAntennaTuningService</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
     <hal format="aidl" optional="true">
         <name>hardware.qorvo.uwb</name>
         <interface>
diff --git a/manifest.xml b/manifest.xml
index 90af32bd..fcc6aae0 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -38,4 +38,11 @@
             <instance>default</instance>
         </interface>
     </hal>
+    <hal format="aidl">
+        <name>com.google.input.algos.gril</name>
+        <interface>
+            <name>IGrilAntennaTuningService</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
 </manifest>