diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_metrics/aggregation.py b/opentelemetry-sdk/src/opentelemetry/sdk/_metrics/aggregation.py
index 5d6a1634c2d..a500a629e06 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/_metrics/aggregation.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/_metrics/aggregation.py
@@ -62,7 +62,6 @@ def __init__(
         self._instrument_temporality = instrument_temporality
 
     def aggregate(self, measurement: Measurement) -> None:
-
         with self._lock:
             self._value = self._value + measurement.value