diff --git a/.github/workflows/make_wheel.yml b/.github/workflows/make_wheel.yml
index 8d6d5a1..1d592c1 100644
--- a/.github/workflows/make_wheel.yml
+++ b/.github/workflows/make_wheel.yml
@@ -13,7 +13,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: Prepare python
-              uses: actions/setup-python@v4
+              uses: actions/setup-python@v5
               with:
                 python-version: '3.10'
             
diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 14a84fd..b9be234 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -11,7 +11,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
diff --git a/e3dc/_e3dc.py b/e3dc/_e3dc.py
index 6c86a5d..8831470 100644
--- a/e3dc/_e3dc.py
+++ b/e3dc/_e3dc.py
@@ -318,9 +318,7 @@ def poll(self, keepAlive: bool = False):
             "production": {"solar": solar, "add": -add, "grid": grid},
             "selfConsumption": sc,
             "stateOfCharge": soc,
-            "time": datetime.datetime.utcfromtimestamp(ts).replace(
-                tzinfo=datetime.timezone.utc
-            ),
+            "time": datetime.datetime.fromtimestamp(ts, tz=datetime.timezone.utc),
         }
 
         self.lastRequest = outObj
@@ -1247,9 +1245,9 @@ def get_battery_data(
                         (RscpTag.BAT_REQ_DCB_INFO, RscpType.Uint16, dcb),
                     ],
                 ),
-                keepAlive=True
-                if dcb != dcbs[-1]
-                else keepAlive,  # last request should honor keepAlive
+                keepAlive=(
+                    True if dcb != dcbs[-1] else keepAlive
+                ),  # last request should honor keepAlive
             )
 
             info = rscpFindTag(req, RscpTag.BAT_DCB_INFO)
@@ -1381,9 +1379,11 @@ def get_batteries_data(
                 self.get_battery_data(
                     batIndex=battery["index"],
                     dcbs=dcbs,
-                    keepAlive=True
-                    if battery["index"] != batteries[-1]["index"]
-                    else keepAlive,  # last request should honor keepAlive
+                    keepAlive=(
+                        True
+                        if battery["index"] != batteries[-1]["index"]
+                        else keepAlive
+                    ),  # last request should honor keepAlive
                 )
             )
 
@@ -1716,9 +1716,9 @@ def get_pvi_data(
                         ),
                     ],
                 ),
-                keepAlive=True
-                if string != strings[-1]
-                else keepAlive,  # last request should honor keepAlive
+                keepAlive=(
+                    True if string != strings[-1] else keepAlive
+                ),  # last request should honor keepAlive
             )
             stringobj = {
                 "power": rscpFindTagIndex(
@@ -1771,9 +1771,9 @@ def get_pvis_data(
                     pviIndex=pvi["index"],
                     strings=strings,
                     phases=phases,
-                    keepAlive=True
-                    if pvi["index"] != pvis[-1]["index"]
-                    else keepAlive,  # last request should honor keepAlive
+                    keepAlive=(
+                        True if pvi["index"] != pvis[-1]["index"] else keepAlive
+                    ),  # last request should honor keepAlive
                 )
             )
 
@@ -1931,9 +1931,11 @@ def get_powermeters_data(
             outObj.append(
                 self.get_powermeter_data(
                     pmIndex=powermeter["index"],
-                    keepAlive=True
-                    if powermeter["index"] != powermeters[-1]["index"]
-                    else keepAlive,  # last request should honor keepAlive
+                    keepAlive=(
+                        True
+                        if powermeter["index"] != powermeters[-1]["index"]
+                        else keepAlive
+                    ),  # last request should honor keepAlive
                 )
             )
 
diff --git a/e3dc/_e3dc_rscp_web.py b/e3dc/_e3dc_rscp_web.py
index 5f0ab5f..768607e 100644
--- a/e3dc/_e3dc_rscp_web.py
+++ b/e3dc/_e3dc_rscp_web.py
@@ -354,10 +354,10 @@ def sendCommand(
     def _sendRequest_internal(
         self,
         innerFrame: bytes | Tuple[str | int | RscpTag, str | int | RscpType, Any],
-        callback: Callable[
-            [Tuple[str | int | RscpTag, str | int | RscpType, Any]], None
-        ]
-        | None = None,
+        callback: (
+            Callable[[Tuple[str | int | RscpTag, str | int | RscpType, Any]], None]
+            | None
+        ) = None,
     ):
         """Internal send request method.
 
diff --git a/e3dc/_rscpLib.py b/e3dc/_rscpLib.py
index aa37180..4dde4fa 100644
--- a/e3dc/_rscpLib.py
+++ b/e3dc/_rscpLib.py
@@ -85,9 +85,9 @@ def rscpFindTag(
     if decodedMsg[0] == tagStr:
         return decodedMsg
     if isinstance(decodedMsg[2], list):
-        msgList: List[
-            Tuple[str | int | RscpTag, str | int | RscpType, Any]
-        ] = decodedMsg[2]
+        msgList: List[Tuple[str | int | RscpTag, str | int | RscpType, Any]] = (
+            decodedMsg[2]
+        )
         for msg in msgList:
             msgValue = rscpFindTag(msg, tag)
             if msgValue is not None: