diff --git a/homeassistant/components/stookwijzer/__init__.py b/homeassistant/components/stookwijzer/__init__.py
index a4a00e4d1b8..9adfc09de0e 100644
--- a/homeassistant/components/stookwijzer/__init__.py
+++ b/homeassistant/components/stookwijzer/__init__.py
@@ -42,12 +42,12 @@ async def async_migrate_entry(
     LOGGER.debug("Migrating from version %s", entry.version)
 
     if entry.version == 1:
-        longitude, latitude = await Stookwijzer.async_transform_coordinates(
+        xy = await Stookwijzer.async_transform_coordinates(
             entry.data[CONF_LOCATION][CONF_LATITUDE],
             entry.data[CONF_LOCATION][CONF_LONGITUDE],
         )
 
-        if not longitude or not latitude:
+        if not xy:
             ir.async_create_issue(
                 hass,
                 DOMAIN,
@@ -65,8 +65,8 @@ async def async_migrate_entry(
             entry,
             version=2,
             data={
-                CONF_LATITUDE: latitude,
-                CONF_LONGITUDE: longitude,
+                CONF_LATITUDE: xy["x"],
+                CONF_LONGITUDE: xy["y"],
             },
         )
 
diff --git a/homeassistant/components/stookwijzer/config_flow.py b/homeassistant/components/stookwijzer/config_flow.py
index 52283e4842d..ff14bce26e6 100644
--- a/homeassistant/components/stookwijzer/config_flow.py
+++ b/homeassistant/components/stookwijzer/config_flow.py
@@ -25,14 +25,14 @@ class StookwijzerFlowHandler(ConfigFlow, domain=DOMAIN):
         """Handle a flow initialized by the user."""
         errors = {}
         if user_input is not None:
-            longitude, latitude = await Stookwijzer.async_transform_coordinates(
+            xy = await Stookwijzer.async_transform_coordinates(
                 user_input[CONF_LOCATION][CONF_LATITUDE],
                 user_input[CONF_LOCATION][CONF_LONGITUDE],
             )
-            if longitude and latitude:
+            if xy:
                 return self.async_create_entry(
                     title="Stookwijzer",
-                    data={CONF_LATITUDE: latitude, CONF_LONGITUDE: longitude},
+                    data={CONF_LATITUDE: xy["x"], CONF_LONGITUDE: xy["y"]},
                 )
             errors["base"] = "unknown"
 
diff --git a/homeassistant/components/stookwijzer/manifest.json b/homeassistant/components/stookwijzer/manifest.json
index 9b4cea567be..dd10f57f485 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==1.6.0"]
+  "requirements": ["stookwijzer==1.6.1"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 082524036e8..dcda559d7d3 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2808,7 +2808,7 @@ statsd==3.2.1
 steamodd==4.21
 
 # homeassistant.components.stookwijzer
-stookwijzer==1.6.0
+stookwijzer==1.6.1
 
 # homeassistant.components.streamlabswater
 streamlabswater==1.0.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 8cac6cc79d0..5ed82bd81b0 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -2269,7 +2269,7 @@ statsd==3.2.1
 steamodd==4.21
 
 # homeassistant.components.stookwijzer
-stookwijzer==1.6.0
+stookwijzer==1.6.1
 
 # homeassistant.components.streamlabswater
 streamlabswater==1.0.1
diff --git a/tests/components/stookwijzer/conftest.py b/tests/components/stookwijzer/conftest.py
index 95a60e623a3..40582dc4be3 100644
--- a/tests/components/stookwijzer/conftest.py
+++ b/tests/components/stookwijzer/conftest.py
@@ -70,10 +70,10 @@ def mock_stookwijzer() -> Generator[MagicMock]:
             new=stookwijzer_mock,
         ),
     ):
-        stookwijzer_mock.async_transform_coordinates.return_value = (
-            450000.123456789,
-            200000.123456789,
-        )
+        stookwijzer_mock.async_transform_coordinates.return_value = {
+            "x": 450000.123456789,
+            "y": 200000.123456789,
+        }
 
         client = stookwijzer_mock.return_value
         client.lki = 2
diff --git a/tests/components/stookwijzer/test_config_flow.py b/tests/components/stookwijzer/test_config_flow.py
index 6dddf83c27a..060d2bdc26c 100644
--- a/tests/components/stookwijzer/test_config_flow.py
+++ b/tests/components/stookwijzer/test_config_flow.py
@@ -32,8 +32,8 @@ async def test_full_user_flow(
     assert result["type"] is FlowResultType.CREATE_ENTRY
     assert result["title"] == "Stookwijzer"
     assert result["data"] == {
-        CONF_LATITUDE: 200000.123456789,
-        CONF_LONGITUDE: 450000.123456789,
+        CONF_LATITUDE: 450000.123456789,
+        CONF_LONGITUDE: 200000.123456789,
     }
 
     assert len(mock_setup_entry.mock_calls) == 1
@@ -47,7 +47,7 @@ async def test_connection_error(
 ) -> None:
     """Test user configuration flow while connection fails."""
     original_return_value = mock_stookwijzer.async_transform_coordinates.return_value
-    mock_stookwijzer.async_transform_coordinates.return_value = (None, None)
+    mock_stookwijzer.async_transform_coordinates.return_value = None
 
     result = await hass.config_entries.flow.async_init(
         DOMAIN, context={"source": SOURCE_USER}
diff --git a/tests/components/stookwijzer/test_init.py b/tests/components/stookwijzer/test_init.py
index ddefb6be772..4306b9afc26 100644
--- a/tests/components/stookwijzer/test_init.py
+++ b/tests/components/stookwijzer/test_init.py
@@ -66,8 +66,8 @@ async def test_migrate_entry(
 
     assert mock_v1_config_entry.version == 2
     assert mock_v1_config_entry.data == {
-        CONF_LATITUDE: 200000.123456789,
-        CONF_LONGITUDE: 450000.123456789,
+        CONF_LATITUDE: 450000.123456789,
+        CONF_LONGITUDE: 200000.123456789,
     }
 
 
@@ -81,7 +81,7 @@ async def test_entry_migration_failure(
     assert mock_v1_config_entry.version == 1
 
     # Failed getting the transformed coordinates
-    mock_stookwijzer.async_transform_coordinates.return_value = (None, None)
+    mock_stookwijzer.async_transform_coordinates.return_value = None
 
     mock_v1_config_entry.add_to_hass(hass)
     await hass.config_entries.async_setup(mock_v1_config_entry.entry_id)