diff --git a/custom_components/openei/__init__.py b/custom_components/openei/__init__.py
index 87f0eac..527ee33 100644
--- a/custom_components/openei/__init__.py
+++ b/custom_components/openei/__init__.py
@@ -1,5 +1,4 @@
 """Custom integration to integrate OpenEI with Home Assistant."""
-import asyncio
 from datetime import datetime, timedelta
 import logging
 
@@ -13,7 +12,6 @@
 from .const import (
     BINARY_SENSORS,
     CONF_API_KEY,
-    CONF_LOCATION,
     CONF_MANUAL_PLAN,
     CONF_PLAN,
     CONF_SENSOR,
@@ -46,9 +44,13 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry):
     if CONF_SENSOR in updated_config.keys() and updated_config[CONF_SENSOR] == "(none)":
         updated_config.pop(CONF_SENSOR, None)
 
-    if CONF_MANUAL_PLAN in updated_config.keys() and updated_config[CONF_MANUAL_PLAN]:
-        updated_config[CONF_PLAN] = updated_config[CONF_MANUAL_PLAN]
-        updated_config.pop(CONF_MANUAL_PLAN, None)
+    if (
+        CONF_MANUAL_PLAN not in updated_config.keys()
+        or CONF_PLAN not in updated_config.keys()
+        or not any([updated_config[CONF_MANUAL_PLAN], updated_config[CONF_PLAN]])
+    ):
+        _LOGGER.error("Plan configuration missing.")
+        raise ConfigEntryNotReady
 
     _LOGGER.debug("updated_config: %s", updated_config)
     if updated_config != entry.data:
@@ -123,6 +125,9 @@ def get_sensors(hass, config) -> dict:
     meter = config.data.get(CONF_SENSOR)
     reading = None
 
+    if config.data.get(CONF_MANUAL_PLAN):
+        plan = config.data.get(CONF_MANUAL_PLAN)
+
     if meter:
         _LOGGER.debug("Using meter data from sensor: %s", meter)
         reading = hass.states.get(meter)
diff --git a/custom_components/openei/config_flow.py b/custom_components/openei/config_flow.py
index 0202a1f..91de01b 100644
--- a/custom_components/openei/config_flow.py
+++ b/custom_components/openei/config_flow.py
@@ -140,6 +140,8 @@ async def async_step_user_3(self, user_input=None):
         """Handle a flow initialized by the user."""
         _LOGGER.debug("data: %s", self._data)
         if user_input is not None:
+            if user_input[CONF_MANUAL_PLAN] == '""':
+                user_input[CONF_MANUAL_PLAN] = ""
             self._data.update(user_input)
             return self.async_create_entry(title="", data=self._data)
 
@@ -251,10 +253,10 @@ def _get_default(key: str, fallback_default: Any = None) -> Any | None:
 
     return vol.Schema(
         {
-            vol.Required(CONF_PLAN, default=_get_default(CONF_PLAN, "")): vol.In(
-                plan_list
-            ),
-            vol.Optional(CONF_MANUAL_PLAN, default=_get_default(CONF_PLAN, "")): str,
+            vol.Optional(CONF_PLAN, default=_get_default(CONF_PLAN)): vol.In(plan_list),
+            vol.Optional(
+                CONF_MANUAL_PLAN, default=_get_default(CONF_MANUAL_PLAN, "")
+            ): str,
             vol.Required(
                 CONF_SENSOR, default=_get_default(CONF_SENSOR, "(none)")
             ): vol.In(_get_entities(hass, SENSORS_DOMAIN, "energy", "(none)")),
diff --git a/custom_components/openei/translations/en.json b/custom_components/openei/translations/en.json
index 6082b81..613217e 100644
--- a/custom_components/openei/translations/en.json
+++ b/custom_components/openei/translations/en.json
@@ -12,7 +12,7 @@
             },
             "user_2": {
                 "title": "OpenEI (Step 2)",
-                "description": "Select your utility company.",
+                "description": "Select your utility company.\n\nIf you are entering a plan manually please select 'Not Listed'",
                 "data": {
                     "utility": "Utility Company"
                 }
@@ -47,14 +47,14 @@
             },
             "user_2": {
                 "title": "OpenEI (Step 2)",
-                "description": "Select your utility company.",
+                "description": "Select your utility company.\n\nIf you are entering a plan manually please select 'Not Listed'",
                 "data": {
                     "utility": "Utility Company"
                 }
             },
             "user_3": {
                 "title": "OpenEI (Step 3)",
-                "description": "Select your plan from the list. If you are unsure, check your utility bill.\n\nManual plan will override the selected rate plan.",
+                "description": "Select your plan from the list. If you are unsure, check your utility bill.\n\nManual plan will override the selected rate plan.\n\nEnter \"\" to clear the manual plan.",
                 "data": {
                     "rate_plan": "Rate Plan",
                     "sensor": "Energy sensor for Tier plans (optional)",
diff --git a/tests/const.py b/tests/const.py
index d1b2392..71e647d 100644
--- a/tests/const.py
+++ b/tests/const.py
@@ -11,4 +11,10 @@
     "rate_plan": "totallyfakerateplan",
     "manual_plan": "manualfakerateplan",
     "sensor": "sensor.fakesensor",
+}
+
+CONFIG_DATA_MISSING_PLAN = {
+    "api_key": "fakeAPIKey",
+    "utility": "Fake Utility Co",
+    "sensor": "sensor.fakesensor",
 }
\ No newline at end of file
diff --git a/tests/test_config_flow.py b/tests/test_config_flow.py
index c4c2d85..eb96c97 100644
--- a/tests/test_config_flow.py
+++ b/tests/test_config_flow.py
@@ -323,23 +323,23 @@ async def test_options_flow_no_changes(
             },
             "user_2",
             {
-                "utility": "Fake Utility Co",
+                "utility": "Not Listed",
             },
             "user_3",
             {
-                "rate_plan": "randomstring",
+                "rate_plan": "Not Listed",
                 "sensor": "(none)",
-                "manual_plan": "",
+                "manual_plan": "randomstring",
             },
             "Fake Utility Co",
             {
                 "api_key": "fakeAPIKey",
                 "radius": 0,
-                "utility": "Fake Utility Co",
-                "rate_plan": "randomstring",
+                "utility": "Not Listed",
+                "rate_plan": "Not Listed",
                 "sensor": "(none)",
                 "location": "",
-                "manual_plan": "",
+                "manual_plan": "randomstring",
             },
         ),
     ],
@@ -389,7 +389,8 @@ async def test_options_flow_some_changes(
     ), patch(
         "custom_components.openei.config_flow._lookup_plans",
         return_value={
-            "Fake Utility Co": [{"name": "Fake Plan Name", "label": "randomstring"}]
+            "Fake Utility Co": [{"name": "Fake Plan Name", "label": "randomstring"}],
+            "Not Listed": [{"name": "Not Listed", "label": "Not Listed"}],
         },
     ):
 
@@ -419,3 +420,113 @@ async def test_options_flow_some_changes(
         assert (
             "Attempting to reload entities from the openei integration" in caplog.text
         )
+
+
+@pytest.mark.parametrize(
+    "input_1,step_id_2,input_2,step_id_3,input_3,title,data",
+    [
+        (
+            {
+                "api_key": "fakeAPIKey",
+                "radius": 0,
+                "location": '""',
+            },
+            "user_2",
+            {
+                "utility": "Fake Utility Co",
+            },
+            "user_3",
+            {
+                "rate_plan": "randomstring",
+                "sensor": "(none)",
+                "manual_plan": '""',
+            },
+            "Fake Utility Co",
+            {
+                "api_key": "fakeAPIKey",
+                "radius": 0,
+                "utility": "Fake Utility Co",
+                "rate_plan": "randomstring",
+                "sensor": "(none)",
+                "location": "",
+                "manual_plan": "",
+            },
+        ),
+    ],
+)
+async def test_options_flow_some_changes_2(
+    input_1,
+    step_id_2,
+    input_2,
+    step_id_3,
+    input_3,
+    title,
+    data,
+    hass,
+    mock_api,
+    caplog,
+):
+    """Test config flow options."""
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="Fake Utility Co",
+        data={
+            "api_key": "fakeAPIKey",
+            "radius": 0,
+            "location": "12345",
+            "utility": "Not Listed",
+            "rate_plan": "Not Listed",
+            "sensor": "(none)",
+            "manual_plan": "somerandomstring",
+        },
+    )
+
+    entry.add_to_hass(hass)
+
+    assert await hass.config_entries.async_setup(entry.entry_id)
+    await hass.async_block_till_done()
+
+    await setup.async_setup_component(hass, "persistent_notification", {})
+    result = await hass.config_entries.options.async_init(entry.entry_id)
+
+    assert result["type"] == "form"
+    assert result["errors"] == {}
+    # assert result['title'] == title_1
+
+    with patch("custom_components.openei.async_setup", return_value=True), patch(
+        "custom_components.openei.async_setup_entry",
+        return_value=True,
+    ), patch(
+        "custom_components.openei.config_flow._lookup_plans",
+        return_value={
+            "Fake Utility Co": [{"name": "Fake Plan Name", "label": "randomstring"}],
+            "Not Listed": [{"name": "Not Listed", "label": "Not Listed"}],
+        },
+    ):
+
+        result2 = await hass.config_entries.options.async_configure(
+            result["flow_id"], input_1
+        )
+        await hass.async_block_till_done()
+
+        assert result2["type"] == "form"
+        assert result2["step_id"] == step_id_2
+
+        result3 = await hass.config_entries.options.async_configure(
+            result["flow_id"], input_2
+        )
+        await hass.async_block_till_done()
+
+        assert result3["type"] == "form"
+        assert result3["step_id"] == step_id_3
+        result4 = await hass.config_entries.options.async_configure(
+            result["flow_id"], input_3
+        )
+        await hass.async_block_till_done()
+        assert result4["type"] == "create_entry"
+        assert data == entry.data.copy()
+
+        await hass.async_block_till_done()
+        assert (
+            "Attempting to reload entities from the openei integration" in caplog.text
+        )
\ No newline at end of file
diff --git a/tests/test_init.py b/tests/test_init.py
index 2bce092..65a6a8d 100644
--- a/tests/test_init.py
+++ b/tests/test_init.py
@@ -1,4 +1,5 @@
 """Tests for init."""
+import pytest
 from unittest.mock import patch
 
 from homeassistant.components.binary_sensor import DOMAIN as BINARY_SENSOR_DOMAIN
@@ -7,7 +8,7 @@
 from pytest_homeassistant_custom_component.common import MockConfigEntry
 
 from custom_components.openei.const import DOMAIN
-from tests.const import CONFIG_DATA, CONFIG_DATA_WITH_SENSOR
+from tests.const import CONFIG_DATA, CONFIG_DATA_MISSING_PLAN, CONFIG_DATA_WITH_SENSOR
 
 
 async def test_setup_entry(hass, mock_sensors, mock_api):
@@ -87,3 +88,17 @@ async def test_setup_entry_sensor_error(hass, mock_api, caplog):
 
     assert "Using meter data from sensor: sensor.fakesensor" in caplog.text
     assert "Sensor: sensor.fakesensor is not valid." in caplog.text
+
+
+async def test_setup_entry_sensor_plan_error(hass, mock_api, caplog):
+    """Test settting up entities."""
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="Fake Utility Co",
+        data=CONFIG_DATA_MISSING_PLAN,
+    )
+
+    entry.add_to_hass(hass)
+    assert not await hass.config_entries.async_setup(entry.entry_id)
+    await hass.async_block_till_done()
+    assert "Plan configuration missing." in caplog.text