diff --git a/homeassistant/components/stookwijzer/__init__.py b/homeassistant/components/stookwijzer/__init__.py
index d8b9561bde9..a4a00e4d1b8 100644
--- a/homeassistant/components/stookwijzer/__init__.py
+++ b/homeassistant/components/stookwijzer/__init__.py
@@ -9,7 +9,6 @@ from stookwijzer import Stookwijzer
 from homeassistant.const import CONF_LATITUDE, CONF_LOCATION, CONF_LONGITUDE, Platform
 from homeassistant.core import HomeAssistant, callback
 from homeassistant.helpers import entity_registry as er, issue_registry as ir
-from homeassistant.helpers.aiohttp_client import async_get_clientsession
 
 from .const import DOMAIN, LOGGER
 from .coordinator import StookwijzerConfigEntry, StookwijzerCoordinator
@@ -43,13 +42,12 @@ async def async_migrate_entry(
     LOGGER.debug("Migrating from version %s", entry.version)
 
     if entry.version == 1:
-        latitude, longitude = await Stookwijzer.async_transform_coordinates(
-            async_get_clientsession(hass),
+        longitude, latitude = await Stookwijzer.async_transform_coordinates(
             entry.data[CONF_LOCATION][CONF_LATITUDE],
             entry.data[CONF_LOCATION][CONF_LONGITUDE],
         )
 
-        if not latitude or not longitude:
+        if not longitude or not latitude:
             ir.async_create_issue(
                 hass,
                 DOMAIN,
diff --git a/homeassistant/components/stookwijzer/config_flow.py b/homeassistant/components/stookwijzer/config_flow.py
index 32b4836763f..52283e4842d 100644
--- a/homeassistant/components/stookwijzer/config_flow.py
+++ b/homeassistant/components/stookwijzer/config_flow.py
@@ -9,7 +9,6 @@ import voluptuous as vol
 
 from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
 from homeassistant.const import CONF_LATITUDE, CONF_LOCATION, CONF_LONGITUDE
-from homeassistant.helpers.aiohttp_client import async_get_clientsession
 from homeassistant.helpers.selector import LocationSelector
 
 from .const import DOMAIN
@@ -26,12 +25,11 @@ class StookwijzerFlowHandler(ConfigFlow, domain=DOMAIN):
         """Handle a flow initialized by the user."""
         errors = {}
         if user_input is not None:
-            latitude, longitude = await Stookwijzer.async_transform_coordinates(
-                async_get_clientsession(self.hass),
+            longitude, latitude = await Stookwijzer.async_transform_coordinates(
                 user_input[CONF_LOCATION][CONF_LATITUDE],
                 user_input[CONF_LOCATION][CONF_LONGITUDE],
             )
-            if latitude and longitude:
+            if longitude and latitude:
                 return self.async_create_entry(
                     title="Stookwijzer",
                     data={CONF_LATITUDE: latitude, CONF_LONGITUDE: longitude},
diff --git a/homeassistant/components/stookwijzer/manifest.json b/homeassistant/components/stookwijzer/manifest.json
index 8243b903e8d..9b4cea567be 100644
--- a/homeassistant/components/stookwijzer/manifest.json
+++ b/homeassistant/components/stookwijzer/manifest.json
@@ -6,5 +6,5 @@
   "documentation": "https://www.home-assistant.io/integrations/stookwijzer",
   "integration_type": "service",
   "iot_class": "cloud_polling",
-  "requirements": ["stookwijzer==1.5.4"]
+  "requirements": ["stookwijzer==1.6.0"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index da1df50e3a2..7a60530b12c 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2811,7 +2811,7 @@ statsd==3.2.1
 steamodd==4.21
 
 # homeassistant.components.stookwijzer
-stookwijzer==1.5.4
+stookwijzer==1.6.0
 
 # homeassistant.components.streamlabswater
 streamlabswater==1.0.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 815f42090a5..af549502560 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -2272,7 +2272,7 @@ statsd==3.2.1
 steamodd==4.21
 
 # homeassistant.components.stookwijzer
-stookwijzer==1.5.4
+stookwijzer==1.6.0
 
 # homeassistant.components.streamlabswater
 streamlabswater==1.0.1
diff --git a/tests/components/stookwijzer/conftest.py b/tests/components/stookwijzer/conftest.py
index 3f7303e97f6..95a60e623a3 100644
--- a/tests/components/stookwijzer/conftest.py
+++ b/tests/components/stookwijzer/conftest.py
@@ -71,8 +71,8 @@ def mock_stookwijzer() -> Generator[MagicMock]:
         ),
     ):
         stookwijzer_mock.async_transform_coordinates.return_value = (
-            200000.123456789,
             450000.123456789,
+            200000.123456789,
         )
 
         client = stookwijzer_mock.return_value