diff --git a/gatekeeper/1.0/vts/functional/Android.bp b/gatekeeper/1.0/vts/functional/Android.bp
index f55e5d2..a115285 100644
--- a/gatekeeper/1.0/vts/functional/Android.bp
+++ b/gatekeeper/1.0/vts/functional/Android.bp
@@ -19,5 +19,5 @@
     defaults: ["VtsHalTargetTestDefaults"],
     srcs: ["VtsHalGatekeeperV1_0TargetTest.cpp"],
     static_libs: ["android.hardware.gatekeeper@1.0"],
-    test_suites: ["general-tests"],
+    test_suites: ["general-tests", "vts-core"],
 }
diff --git a/gatekeeper/1.0/vts/functional/VtsHalGatekeeperV1_0TargetTest.cpp b/gatekeeper/1.0/vts/functional/VtsHalGatekeeperV1_0TargetTest.cpp
index 715e9fc..afc737c 100644
--- a/gatekeeper/1.0/vts/functional/VtsHalGatekeeperV1_0TargetTest.cpp
+++ b/gatekeeper/1.0/vts/functional/VtsHalGatekeeperV1_0TargetTest.cpp
@@ -24,7 +24,10 @@
 #include <inttypes.h>
 #include <unistd.h>
 
+#include <gtest/gtest.h>
 #include <hardware/hw_auth_token.h>
+#include <hidl/GtestPrinter.h>
+#include <hidl/ServiceManagement.h>
 
 #include <android/log.h>
 #include <android/hardware/gatekeeper/1.0/IGatekeeper.h>
@@ -32,9 +35,6 @@
 
 #include <log/log.h>
 
-#include <VtsHalHidlTargetTestBase.h>
-#include <VtsHalHidlTargetTestEnvBase.h>
-
 using ::android::hardware::hidl_string;
 using ::android::hardware::hidl_vec;
 using ::android::hardware::gatekeeper::V1_0::IGatekeeper;
@@ -78,22 +78,8 @@
   return auth_token;
 }
 
-// Test environment for Gatekeeper HIDL HAL.
-class GatekeeperHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase {
- public:
-  // get the test environment singleton
-  static GatekeeperHidlEnvironment* Instance() {
-    static GatekeeperHidlEnvironment* instance = new GatekeeperHidlEnvironment;
-    return instance;
-  }
-
-  virtual void registerTestServices() override { registerTestService<IGatekeeper>(); }
- private:
-  GatekeeperHidlEnvironment() {}
-};
-
 // The main test class for Gatekeeper HIDL HAL.
-class GatekeeperHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+class GatekeeperHidlTest : public ::testing::TestWithParam<std::string> {
  protected:
   void setUid(uint32_t uid) { uid_ = uid; }
 
@@ -204,8 +190,7 @@
   GatekeeperHidlTest() : uid_(0) {}
   virtual void SetUp() override {
     GatekeeperResponse rsp;
-    gatekeeper_ = ::testing::VtsHalHidlTargetTestBase::getService<IGatekeeper>(
-        GatekeeperHidlEnvironment::Instance()->getServiceName<IGatekeeper>());
+    gatekeeper_ = IGatekeeper::getService(GetParam());
     ASSERT_NE(nullptr, gatekeeper_.get());
     doDeleteAllUsers(rsp);
   }
@@ -219,7 +204,7 @@
 /**
  * Ensure we can enroll new password
  */
-TEST_F(GatekeeperHidlTest, EnrollSuccess) {
+TEST_P(GatekeeperHidlTest, EnrollSuccess) {
   hidl_vec<uint8_t> password;
   GatekeeperResponse rsp;
   ALOGI("Testing Enroll (expected success)");
@@ -231,7 +216,7 @@
 /**
  * Ensure we can not enroll empty password
  */
-TEST_F(GatekeeperHidlTest, EnrollNoPassword) {
+TEST_P(GatekeeperHidlTest, EnrollNoPassword) {
   hidl_vec<uint8_t> password;
   GatekeeperResponse rsp;
   ALOGI("Testing Enroll (expected failure)");
@@ -242,7 +227,7 @@
 /**
  * Ensure we can successfully verify previously enrolled password
  */
-TEST_F(GatekeeperHidlTest, VerifySuccess) {
+TEST_P(GatekeeperHidlTest, VerifySuccess) {
   GatekeeperResponse enrollRsp;
   GatekeeperResponse verifyRsp;
   hidl_vec<uint8_t> password;
@@ -258,7 +243,7 @@
  * Ensure we can securely update password (keep the same
  * secure user_id) if we prove we know old password
  */
-TEST_F(GatekeeperHidlTest, TrustedReenroll) {
+TEST_P(GatekeeperHidlTest, TrustedReenroll) {
   GatekeeperResponse enrollRsp;
   GatekeeperRequest reenrollReq;
   GatekeeperResponse reenrollRsp;
@@ -297,7 +282,7 @@
  * Ensure we can update password (and get new
  * secure user_id) if we don't know old password
  */
-TEST_F(GatekeeperHidlTest, UntrustedReenroll) {
+TEST_P(GatekeeperHidlTest, UntrustedReenroll) {
   GatekeeperResponse enrollRsp;
   GatekeeperResponse reenrollRsp;
   GatekeeperResponse verifyRsp;
@@ -327,7 +312,7 @@
 /**
  * Ensure we dont get successful verify with invalid data
  */
-TEST_F(GatekeeperHidlTest, VerifyNoData) {
+TEST_P(GatekeeperHidlTest, VerifyNoData) {
   hidl_vec<uint8_t> password;
   hidl_vec<uint8_t> passwordHandle;
   GatekeeperResponse verifyRsp;
@@ -341,7 +326,7 @@
 /**
  * Ensure we can not verify password after we enrolled it and then deleted user
  */
-TEST_F(GatekeeperHidlTest, DeleteUserTest) {
+TEST_P(GatekeeperHidlTest, DeleteUserTest) {
   hidl_vec<uint8_t> password;
   GatekeeperResponse enrollRsp;
   GatekeeperResponse verifyRsp;
@@ -368,7 +353,7 @@
 /**
  * Ensure we can not delete a user that does not exist
  */
-TEST_F(GatekeeperHidlTest, DeleteInvalidUserTest) {
+TEST_P(GatekeeperHidlTest, DeleteInvalidUserTest) {
   hidl_vec<uint8_t> password;
   GatekeeperResponse enrollRsp;
   GatekeeperResponse verifyRsp;
@@ -400,7 +385,7 @@
  * Ensure we can not verify passwords after we enrolled them and then deleted
  * all users
  */
-TEST_F(GatekeeperHidlTest, DeleteAllUsersTest) {
+TEST_P(GatekeeperHidlTest, DeleteAllUsersTest) {
   struct UserData {
     uint32_t userId;
     hidl_vec<uint8_t> password;
@@ -448,11 +433,7 @@
   ALOGI("Testing deleteAllUsers done: rsp=%" PRIi32, delAllRsp.code);
 }
 
-int main(int argc, char **argv) {
-  ::testing::AddGlobalTestEnvironment(GatekeeperHidlEnvironment::Instance());
-  ::testing::InitGoogleTest(&argc, argv);
-  GatekeeperHidlEnvironment::Instance()->init(&argc, argv);
-  int status = RUN_ALL_TESTS();
-  ALOGI("Test result = %d", status);
-  return status;
-}
+INSTANTIATE_TEST_SUITE_P(
+        PerInstance, GatekeeperHidlTest,
+        testing::ValuesIn(android::hardware::getAllHalInstanceNames(IGatekeeper::descriptor)),
+        android::hardware::PrintInstanceNameToString);