diff --git a/fingerprint/Android.bp b/fingerprint/Android.bp
index 6738385..b541224 100644
--- a/fingerprint/Android.bp
+++ b/fingerprint/Android.bp
@@ -3,10 +3,10 @@
 }
 
 cc_binary {
-    name: "android.hardware.biometrics.fingerprint@2.1-service.otter",
+    name: "android.hardware.biometrics.fingerprint@2.3-service.otter",
     defaults: ["hidl_defaults"],
-    init_rc: ["android.hardware.biometrics.fingerprint@2.1-service.otter.rc"],
-    vintf_fragments: ["android.hardware.biometrics.fingerprint@2.1-service.otter.xml"],
+    init_rc: ["android.hardware.biometrics.fingerprint@2.3-service.otter.rc"],
+    vintf_fragments: ["android.hardware.biometrics.fingerprint@2.3-service.otter.xml"],
     vendor: true,
     relative_install_path: "hw",
     srcs: [
@@ -21,6 +21,8 @@
         "libhardware",
         "libutils",
         "android.hardware.biometrics.fingerprint@2.1",
+        "android.hardware.biometrics.fingerprint@2.2",
+        "android.hardware.biometrics.fingerprint@2.3",
     ],
 
 }
diff --git a/fingerprint/BiometricsFingerprint.cpp b/fingerprint/BiometricsFingerprint.cpp
index 1245cf1..bdaa9fe 100644
--- a/fingerprint/BiometricsFingerprint.cpp
+++ b/fingerprint/BiometricsFingerprint.cpp
@@ -13,8 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#define LOG_TAG "android.hardware.biometrics.fingerprint@2.1-service.otter"
-#define LOG_VERBOSE "android.hardware.biometrics.fingerprint@2.1-service.otter"
+#define LOG_TAG "android.hardware.biometrics.fingerprint@2.3-service.otter"
+#define LOG_VERBOSE "android.hardware.biometrics.fingerprint@2.3-service.otter"
 
 #include <hardware/hw_auth_token.h>
 
@@ -29,7 +29,7 @@
 namespace hardware {
 namespace biometrics {
 namespace fingerprint {
-namespace V2_1 {
+namespace V2_3 {
 namespace implementation {
 
 // Supported fingerprint HAL version
@@ -350,8 +350,22 @@
     }
 }
 
+// Methods from ::android::hardware::biometrics::fingerprint::V2_3::IBiometricsFingerprint follow.
+
+Return<bool> BiometricsFingerprint::isUdfps(uint32_t) {
+    return false;
+}
+
+Return<void> BiometricsFingerprint::onFingerDown(uint32_t, uint32_t, float, float) {
+    return Void();
+}
+
+Return<void> BiometricsFingerprint::onFingerUp() {
+    return Void();
+}
+
 } // namespace implementation
-}  // namespace V2_1
+}  // namespace V2_3
 }  // namespace fingerprint
 }  // namespace biometrics
 }  // namespace hardware
diff --git a/fingerprint/BiometricsFingerprint.h b/fingerprint/BiometricsFingerprint.h
index 6d64e3d..9945aac 100644
--- a/fingerprint/BiometricsFingerprint.h
+++ b/fingerprint/BiometricsFingerprint.h
@@ -14,8 +14,8 @@
  * limitations under the License.
  */
 
-#ifndef ANDROID_HARDWARE_BIOMETRICS_FINGERPRINT_V2_1_BIOMETRICSFINGERPRINT_H
-#define ANDROID_HARDWARE_BIOMETRICS_FINGERPRINT_V2_1_BIOMETRICSFINGERPRINT_H
+#ifndef ANDROID_HARDWARE_BIOMETRICS_FINGERPRINT_V2_3_BIOMETRICSFINGERPRINT_H
+#define ANDROID_HARDWARE_BIOMETRICS_FINGERPRINT_V2_3_BIOMETRICSFINGERPRINT_H
 
 #include <log/log.h>
 #include <android/log.h>
@@ -23,18 +23,25 @@
 #include <hardware/fingerprint.h>
 #include <hidl/MQDescriptor.h>
 #include <hidl/Status.h>
-#include <android/hardware/biometrics/fingerprint/2.1/IBiometricsFingerprint.h>
+#include <android/hardware/biometrics/fingerprint/2.3/IBiometricsFingerprint.h>
 
 namespace android {
 namespace hardware {
 namespace biometrics {
 namespace fingerprint {
-namespace V2_1 {
+namespace V2_3 {
 namespace implementation {
 
-using ::android::hardware::biometrics::fingerprint::V2_1::IBiometricsFingerprint;
-using ::android::hardware::biometrics::fingerprint::V2_1::IBiometricsFingerprintClientCallback;
-using ::android::hardware::biometrics::fingerprint::V2_1::RequestStatus;
+using ::android::hardware::biometrics::fingerprint::V2_3::IBiometricsFingerprint;
+using IBiometricsFingerprintClientCallback =
+        ::android::hardware::biometrics::fingerprint::V2_1::IBiometricsFingerprintClientCallback;
+using RequestStatus =
+        android::hardware::biometrics::fingerprint::V2_1::RequestStatus;
+using FingerprintAcquiredInfo =
+        ::android::hardware::biometrics::fingerprint::V2_1::FingerprintAcquiredInfo;
+using FingerprintError =
+        ::android::hardware::biometrics::fingerprint::V2_1::FingerprintError;
+
 using ::android::hardware::Return;
 using ::android::hardware::Void;
 using ::android::hardware::hidl_vec;
@@ -61,6 +68,11 @@
     Return<RequestStatus> setActiveGroup(uint32_t gid, const hidl_string& storePath) override;
     Return<RequestStatus> authenticate(uint64_t operationId, uint32_t gid) override;
 
+    // Methods from ::android::hardware::biometrics::fingerprint::V2_3::IBiometricsFingerprint follow.
+    Return<bool> isUdfps(uint32_t sensorId) override;
+    Return<void> onFingerDown(uint32_t x, uint32_t y, float minor, float major) override;
+    Return<void> onFingerUp() override;
+
 private:
     static fingerprint_device_t* openHal();
     static void notify(const fingerprint_msg_t *msg); /* Static callback for legacy HAL implementation */
@@ -75,10 +87,10 @@
 };
 
 }  // namespace implementation
-}  // namespace V2_1
+}  // namespace V2_3
 }  // namespace fingerprint
 }  // namespace biometrics
 }  // namespace hardware
 }  // namespace android
 
-#endif  // ANDROID_HARDWARE_BIOMETRICS_FINGERPRINT_V2_1_BIOMETRICSFINGERPRINT_H
+#endif  // ANDROID_HARDWARE_BIOMETRICS_FINGERPRINT_V2_3_BIOMETRICSFINGERPRINT_H
diff --git a/fingerprint/android.hardware.biometrics.fingerprint@2.1-service.otter.rc b/fingerprint/android.hardware.biometrics.fingerprint@2.3-service.otter.rc
similarity index 90%
rename from fingerprint/android.hardware.biometrics.fingerprint@2.1-service.otter.rc
rename to fingerprint/android.hardware.biometrics.fingerprint@2.3-service.otter.rc
index 7c03993..2d23954 100644
--- a/fingerprint/android.hardware.biometrics.fingerprint@2.1-service.otter.rc
+++ b/fingerprint/android.hardware.biometrics.fingerprint@2.3-service.otter.rc
@@ -1,4 +1,4 @@
-service vendor.fps_hal /vendor/bin/hw/android.hardware.biometrics.fingerprint@2.1-service.otter
+service vendor.fps_hal /vendor/bin/hw/android.hardware.biometrics.fingerprint@2.3-service.otter
     # "class hal" causes a race condition on some devices due to files created
     # in /data. As a workaround, postpone startup until later in boot once
     # /data is mounted.
diff --git a/fingerprint/android.hardware.biometrics.fingerprint@2.1-service.otter.xml b/fingerprint/android.hardware.biometrics.fingerprint@2.3-service.otter.xml
similarity index 90%
rename from fingerprint/android.hardware.biometrics.fingerprint@2.1-service.otter.xml
rename to fingerprint/android.hardware.biometrics.fingerprint@2.3-service.otter.xml
index 115dd7b..4931b8a 100644
--- a/fingerprint/android.hardware.biometrics.fingerprint@2.1-service.otter.xml
+++ b/fingerprint/android.hardware.biometrics.fingerprint@2.3-service.otter.xml
@@ -2,7 +2,7 @@
     <hal format="hidl">
         <name>android.hardware.biometrics.fingerprint</name>
         <transport>hwbinder</transport>
-        <version>2.1</version>
+        <version>2.3</version>
         <interface>
             <name>IBiometricsFingerprint</name>
             <instance>default</instance>
diff --git a/fingerprint/service.cpp b/fingerprint/service.cpp
index 54c2071..138439c 100644
--- a/fingerprint/service.cpp
+++ b/fingerprint/service.cpp
@@ -19,12 +19,12 @@
 #include <android/log.h>
 #include <hidl/HidlSupport.h>
 #include <hidl/HidlTransportSupport.h>
-#include <android/hardware/biometrics/fingerprint/2.1/IBiometricsFingerprint.h>
+#include <android/hardware/biometrics/fingerprint/2.3/IBiometricsFingerprint.h>
 #include <android/hardware/biometrics/fingerprint/2.1/types.h>
 #include "BiometricsFingerprint.h"
 
-using android::hardware::biometrics::fingerprint::V2_1::IBiometricsFingerprint;
-using android::hardware::biometrics::fingerprint::V2_1::implementation::BiometricsFingerprint;
+using android::hardware::biometrics::fingerprint::V2_3::IBiometricsFingerprint;
+using android::hardware::biometrics::fingerprint::V2_3::implementation::BiometricsFingerprint;
 using android::hardware::configureRpcThreadpool;
 using android::hardware::joinRpcThreadpool;
 using android::sp;