diff --git a/phosphor-regulators/test/actions/pmbus_read_sensor_action_tests.cpp b/phosphor-regulators/test/actions/pmbus_read_sensor_action_tests.cpp
index 6edd1b8..d24a04a 100644
--- a/phosphor-regulators/test/actions/pmbus_read_sensor_action_tests.cpp
+++ b/phosphor-regulators/test/actions/pmbus_read_sensor_action_tests.cpp
@@ -247,6 +247,8 @@
         std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
             std::make_unique<i2c::MockedI2CInterface>();
         EXPECT_CALL(*i2cInterface, isOpen).Times(1).WillOnce(Return(true));
+        EXPECT_CALL(*i2cInterface, read(TypedEq<uint8_t>(0x8B), A<uint16_t&>()))
+            .Times(1);
         EXPECT_CALL(*i2cInterface, read(TypedEq<uint8_t>(0x20), A<uint8_t&>()))
             .Times(1)
             .WillOnce(SetArgReferee<1>(0b0010'0000));
@@ -302,6 +304,8 @@
         std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
             std::make_unique<i2c::MockedI2CInterface>();
         EXPECT_CALL(*i2cInterface, isOpen).Times(1).WillOnce(Return(true));
+        EXPECT_CALL(*i2cInterface, read(TypedEq<uint8_t>(0xC6), A<uint16_t&>()))
+            .Times(1);
         EXPECT_CALL(*i2cInterface, read(TypedEq<uint8_t>(0x20), A<uint8_t&>()))
             .Times(1)
             .WillOnce(Throw(