diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 28a65ca..01cf4ad 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -416,4 +416,13 @@
          or a single SIM device can have 1 phones/logical modems, but 2 physical slots (one eSIM
          and one pSIM) -->
     <integer name="config_num_physical_slots">2</integer>
+
+    <!-- List of biometric sensors on the device, in decreasing strength. Consumed by AuthService
+         when registering authenticators with BiometricService. Format must be ID:Modality:Strength,
+         where: IDs are unique per device, Modality as defined in BiometricAuthenticator.java,
+         and Strength as defined in Authenticators.java -->
+    <string-array name="config_biometric_sensors" translatable="false" >
+        <item>0:2:15</item> <!-- ID0:Fingerprint:Strong -->
+    </string-array>
+
 </resources>