diff --git a/exporter/opentelemetry-exporter-otlp-proto-common/src/opentelemetry/exporter/otlp/proto/common/_internal/metrics_encoder/__init__.py b/exporter/opentelemetry-exporter-otlp-proto-common/src/opentelemetry/exporter/otlp/proto/common/_internal/metrics_encoder/__init__.py
index ee982715473..c2efdfa4624 100644
--- a/exporter/opentelemetry-exporter-otlp-proto-common/src/opentelemetry/exporter/otlp/proto/common/_internal/metrics_encoder/__init__.py
+++ b/exporter/opentelemetry-exporter-otlp-proto-common/src/opentelemetry/exporter/otlp/proto/common/_internal/metrics_encoder/__init__.py
@@ -33,7 +33,6 @@
 )
 from opentelemetry.sdk.metrics.export import (
     AggregationTemporality,
-    DefaultAggregation,
 )
 from opentelemetry.proto.collector.metrics.v1.metrics_service_pb2 import (
     ExportMetricsServiceRequest,