diff --git a/config/configgrpc/configgrpc_test.go b/config/configgrpc/configgrpc_test.go
index 3edbcaf141c..1455824b14f 100644
--- a/config/configgrpc/configgrpc_test.go
+++ b/config/configgrpc/configgrpc_test.go
@@ -638,6 +638,7 @@ func TestHttpReception(t *testing.T) {
 			}
 			grpcClientConn, errClient := gcs.ToClientConn(context.Background(), componenttest.NewNopHost(), tt.TelemetrySettings())
 			assert.NoError(t, errClient)
+			defer func() { assert.NoError(t, grpcClientConn.Close()) }()
 			c := ptraceotlp.NewGRPCClient(grpcClientConn)
 			ctx, cancelFunc := context.WithTimeout(context.Background(), 2*time.Second)
 			resp, errResp := c.Export(ctx, ptraceotlp.NewExportRequest(), grpc.WaitForReady(true))
@@ -686,6 +687,7 @@ func TestReceiveOnUnixDomainSocket(t *testing.T) {
 	}
 	grpcClientConn, errClient := gcs.ToClientConn(context.Background(), componenttest.NewNopHost(), tt.TelemetrySettings())
 	assert.NoError(t, errClient)
+	defer func() { assert.NoError(t, grpcClientConn.Close()) }()
 	c := ptraceotlp.NewGRPCClient(grpcClientConn)
 	ctx, cancelFunc := context.WithTimeout(context.Background(), 2*time.Second)
 	resp, errResp := c.Export(ctx, ptraceotlp.NewExportRequest(), grpc.WaitForReady(true))
@@ -894,6 +896,7 @@ func TestClientInfoInterceptors(t *testing.T) {
 
 				grpcClientConn, errClient := gcs.ToClientConn(context.Background(), componenttest.NewNopHost(), tt.TelemetrySettings())
 				require.NoError(t, errClient)
+				defer func() { assert.NoError(t, grpcClientConn.Close()) }()
 
 				cl := ptraceotlp.NewGRPCClient(grpcClientConn)
 				ctx, cancelFunc := context.WithTimeout(context.Background(), 2*time.Second)
diff --git a/config/configgrpc/go.mod b/config/configgrpc/go.mod
index df7a7fe6208..f8e07e53824 100644
--- a/config/configgrpc/go.mod
+++ b/config/configgrpc/go.mod
@@ -17,6 +17,7 @@ require (
 	go.opentelemetry.io/collector/pdata v1.0.1
 	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.47.0
 	go.opentelemetry.io/otel v1.22.0
+	go.uber.org/goleak v1.3.0
 	go.uber.org/zap v1.26.0
 	google.golang.org/grpc v1.61.0
 )
diff --git a/config/configgrpc/go.sum b/config/configgrpc/go.sum
index ca7af778c51..455b5f2bd87 100644
--- a/config/configgrpc/go.sum
+++ b/config/configgrpc/go.sum
@@ -88,6 +88,7 @@ go.opentelemetry.io/otel/sdk/metric v1.22.0/go.mod h1:KjQGeMIDlBNEOo6HvjhxIec1p/
 go.opentelemetry.io/otel/trace v1.22.0 h1:Hg6pPujv0XG9QaVbGOBVHunyuLcCC3jN7WEhPx83XD0=
 go.opentelemetry.io/otel/trace v1.22.0/go.mod h1:RbbHXVqKES9QhzZq/fE5UnOSILqRt40a21sPw2He1xo=
 go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
+go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
 go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
 go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.uber.org/zap v1.26.0 h1:sI7k6L95XOKS281NhVKOFCUNIvv9e0w4BF8N3u+tCRo=
diff --git a/config/configgrpc/package_test.go b/config/configgrpc/package_test.go
new file mode 100644
index 00000000000..519657748da
--- /dev/null
+++ b/config/configgrpc/package_test.go
@@ -0,0 +1,17 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package configgrpc
+
+import (
+	"testing"
+
+	"go.uber.org/goleak"
+)
+
+// The IgnoreTopFunction call prevents catching the leak generated by opencensus
+// defaultWorker.Start which at this time is part of the package's init call.
+// See https://github.com/open-telemetry/opentelemetry-collector/issues/9165#issuecomment-1874836336 for more context.
+func TestMain(m *testing.M) {
+	goleak.VerifyTestMain(m, goleak.IgnoreTopFunction("go.opencensus.io/stats/view.(*worker).start"))
+}