diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 5366527a..099617b8 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -1123,4 +1123,14 @@
 
     <!-- Flag indicating whether the surface flinger has limited alpha compositing functionality in hardware. If set, the window manager will disable alpha trasformation in animations where not strictly needed. -->
     <bool name="config_sf_limitedAlpha">true</bool>
+
+    <!-- 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">
+        <!-- ID0:Fingerprint:Strong -->
+        <item>0:2:15</item>
+    </string-array>
+
 </resources>