diff --git a/biometrics/face/aidl/default/Session.cpp b/biometrics/face/aidl/default/Session.cpp
index b5eb717..4438d35 100644
--- a/biometrics/face/aidl/default/Session.cpp
+++ b/biometrics/face/aidl/default/Session.cpp
@@ -92,14 +92,13 @@
     return ndk::ScopedAStatus::ok();
 }
 
-ndk::ScopedAStatus Session::getFeatures(int32_t /*enrollmentId*/) {
+ndk::ScopedAStatus Session::getFeatures() {
     LOG(INFO) << "getFeatures";
     return ndk::ScopedAStatus::ok();
 }
 
 ndk::ScopedAStatus Session::setFeature(const keymaster::HardwareAuthToken& /*hat*/,
-                                       int32_t /*enrollmentId*/, Feature /*feature*/,
-                                       bool /*enabled*/) {
+                                       Feature /*feature*/, bool /*enabled*/) {
     LOG(INFO) << "setFeature";
     return ndk::ScopedAStatus::ok();
 }
diff --git a/biometrics/face/aidl/default/Session.h b/biometrics/face/aidl/default/Session.h
index 73cdf08..c89985e 100644
--- a/biometrics/face/aidl/default/Session.h
+++ b/biometrics/face/aidl/default/Session.h
@@ -50,10 +50,10 @@
 
     ndk::ScopedAStatus removeEnrollments(const std::vector<int32_t>& enrollmentIds) override;
 
-    ndk::ScopedAStatus getFeatures(int32_t enrollmentId) override;
+    ndk::ScopedAStatus getFeatures() override;
 
-    ndk::ScopedAStatus setFeature(const keymaster::HardwareAuthToken& hat, int32_t enrollmentId,
-                                  Feature feature, bool enabled) override;
+    ndk::ScopedAStatus setFeature(const keymaster::HardwareAuthToken& hat, Feature feature,
+                                  bool enabled) override;
 
     ndk::ScopedAStatus getAuthenticatorId() override;