diff --git a/plugwise_usb/nodes/circle.py b/plugwise_usb/nodes/circle.py
index 5886f580b..7daa30265 100644
--- a/plugwise_usb/nodes/circle.py
+++ b/plugwise_usb/nodes/circle.py
@@ -1024,6 +1024,11 @@ def _calc_watts(self, pulses: int, seconds: int, nano_offset: int) -> float | No
             return None
 
         pulses_per_s = self._correct_power_pulses(pulses, nano_offset) / float(seconds)
+        negative = False
+        if pulses_per_s < 0:
+            negative = True
+            pulses_per_s = abs(pulses_per_s)
+
         corrected_pulses = seconds * (
             (
                 (
@@ -1037,18 +1042,10 @@ def _calc_watts(self, pulses: int, seconds: int, nano_offset: int) -> float | No
             )
             + self._calibration.off_tot
         )
+        if negative:
+            corrected_pulses = -corrected_pulses
 
-        # Fix minor miscalculations
-        if (
-            calc_value := corrected_pulses / PULSES_PER_KW_SECOND / seconds * (1000)
-        ) >= 0.0:
-            return calc_value
-        _LOGGER.debug(
-            "Correct negative power %s to 0.0 for %s",
-            str(corrected_pulses / PULSES_PER_KW_SECOND / seconds * 1000),
-            self._mac_in_str,
-        )
-        return 0.0
+        return corrected_pulses / PULSES_PER_KW_SECOND / seconds * (1000)
 
     def _correct_power_pulses(self, pulses: int, offset: int) -> float:
         """Correct pulses based on given measurement time offset (ns)."""
diff --git a/pyproject.toml b/pyproject.toml
index f084e85d9..8f118df71 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name            = "plugwise_usb"
-version         = "v0.40.0a31"
+version         = "v0.40.0a33"
 license         = {file = "LICENSE"}
 description     = "Plugwise USB (Stick) module for Python 3."
 readme          = "README.md"
diff --git a/tests/stick_test_data.py b/tests/stick_test_data.py
index e3623f61e..8c7c57293 100644
--- a/tests/stick_test_data.py
+++ b/tests/stick_test_data.py
@@ -690,7 +690,7 @@
         b"0013"  # msg_id
         + b"0098765432101234"  # mac
         + b"000A"  # pulses 1s
-        + b"0066"  # pulses 8s
+        + b"FF9A"  # pulses 8s
         + b"00001234"
         + b"00000000"
         + b"0004",
diff --git a/tests/test_usb.py b/tests/test_usb.py
index c96e5cc27..da959c3a4 100644
--- a/tests/test_usb.py
+++ b/tests/test_usb.py
@@ -905,7 +905,7 @@ async def fake_get_missing_energy_logs(address: int) -> None:
         )
         pu = await stick.nodes["0098765432101234"].power_update()
         assert pu.last_second == 21.2780505980402
-        assert pu.last_8_seconds == 27.150578775440106
+        assert pu.last_8_seconds == -27.150578775440106
 
         # Test energy state without request
         assert stick.nodes["0098765432101234"].energy == pw_api.EnergyStatistics(