diff --git a/libwvdrmengine/cdm/core/test/certificate_provisioning_unittest.cpp b/libwvdrmengine/cdm/core/test/certificate_provisioning_unittest.cpp
index ee96b60e..6f0bbb2c 100644
--- a/libwvdrmengine/cdm/core/test/certificate_provisioning_unittest.cpp
+++ b/libwvdrmengine/cdm/core/test/certificate_provisioning_unittest.cpp
@@ -201,7 +201,7 @@ class MockCryptoSession : public TestCryptoSession {
   MOCK_METHOD(CdmSecurityLevel, GetSecurityLevel, (), (override));
   MOCK_METHOD(CdmResponseType, LoadProvisioning,
               (const std::string&, const std::string&, const std::string&,
-               std::string*),
+               const std::string&, std::string*),
               (override));
 };
 
@@ -458,7 +458,7 @@ TEST_P(CertificateProvisioningTest, ProvisioningResponseSuccess) {
       .WillByDefault(Return(kSecurityLevelL3));
   EXPECT_CALL(*crypto_session, LoadProvisioning)
       .Times(1)
-      .WillOnce(DoAll(SetArgPointee<3>(kWrappedPrivateKey),
+      .WillOnce(DoAll(SetArgPointee<4>(kWrappedPrivateKey),
                       Return(CdmResponseType(NO_ERROR))));
 
   MockFile* file = new MockFile();