diff --git a/README.md b/README.md
index 86d7ffd..91a76b2 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ async def main():
     try:
         async with ClientSession() as websession:
             gios = Gios(GIOS_STATION_ID, websession)
-            data = await gios.update()
+            data = await gios.async_update()
     except (ApiError, NoStationError, InvalidSensorsData, ClientError) as error:
         print(f"{error}")
         return
diff --git a/example.py b/example.py
index 61daff7..b1fb73f 100644
--- a/example.py
+++ b/example.py
@@ -12,7 +12,7 @@ async def main():
     try:
         async with ClientSession() as websession:
             gios = Gios(GIOS_STATION_ID, websession)
-            data = await gios.update()
+            data = await gios.async_update()
     except (ApiError, NoStationError, InvalidSensorsData, ClientError) as error:
         print(f"{error}")
         return
diff --git a/gios/__init__.py b/gios/__init__.py
index 69fb230..b57ac0d 100644
--- a/gios/__init__.py
+++ b/gios/__init__.py
@@ -36,7 +36,7 @@ def __init__(self, station_id: str, session: ClientSession) -> None:
 
         self.session = session
 
-    async def update(self) -> Dict[str, Any]:  # pylint:disable=too-many-branches
+    async def async_update(self) -> Dict[str, Any]:  # pylint:disable=too-many-branches
         """Update GIOS data."""
         data: Dict[str, Dict[str, Any]] = {}
         invalid_sensors: List[str] = []
diff --git a/tests/test_init.py b/tests/test_init.py
index a826300..97b0cc0 100644
--- a/tests/test_init.py
+++ b/tests/test_init.py
@@ -84,7 +84,7 @@ async def test_valid_data_first_value():  # pylint:disable=too-many-statements
         )
 
         gios = Gios(VALID_STATION_ID, session)
-        data = await gios.update()
+        data = await gios.async_update()
 
     await session.close()
 
@@ -122,7 +122,7 @@ async def test_api_error():
         )
         gios = Gios(VALID_STATION_ID, session)
         try:
-            await gios.update()
+            await gios.async_update()
         except ApiError as error:
             assert str(error.status) == "404"
 
@@ -206,7 +206,7 @@ async def test_valid_data_second_value():  # pylint:disable=too-many-statements
         )
 
         gios = Gios(VALID_STATION_ID, session)
-        data = await gios.update()
+        data = await gios.async_update()
 
     await session.close()
 
@@ -300,7 +300,7 @@ async def test_no_indexes_data():
 
         gios = Gios(VALID_STATION_ID, session)
         try:
-            await gios.update()
+            await gios.async_update()
         except InvalidSensorsData as error:
             assert str(error.status) == "Invalid index data from GIOS API"
 
@@ -392,7 +392,7 @@ async def test_no_sensor_data_1():  # pylint:disable=too-many-statements
 
         gios = Gios(VALID_STATION_ID, session)
         try:
-            await gios.update()
+            await gios.async_update()
         except InvalidSensorsData as error:
             assert str(error.status) == "Invalid sensor data from GIOS API"
 
@@ -449,7 +449,7 @@ async def test_invalid_sensor_data_2():
 
         gios = Gios(VALID_STATION_ID, session)
         try:
-            await gios.update()
+            await gios.async_update()
         except InvalidSensorsData as error:
             assert str(error.status) == "Invalid sensor data from GIOS API"
 
@@ -475,7 +475,7 @@ async def test_no_station_data():
         )
         gios = Gios(VALID_STATION_ID, session)
         try:
-            await gios.update()
+            await gios.async_update()
         except InvalidSensorsData as error:
             assert str(error.status) == "Invalid measuring station data from GIOS API"
 
@@ -494,7 +494,7 @@ async def test_no_stations_data():
         )
         gios = Gios(VALID_STATION_ID, session)
         try:
-            await gios.update()
+            await gios.async_update()
         except ApiError as error:
             assert str(error.status) == "Invalid measuring stations list from GIOS API"
 
@@ -517,7 +517,7 @@ async def test_invalid_station_id():
 
     gios = Gios(INVALID_STATION_ID, session)
     try:
-        await gios.update()
+        await gios.async_update()
     except NoStationError as error:
         assert str(error.status) == "0 is not a valid measuring station ID"