diff --git a/pkg/nack/generator_interceptor.go b/pkg/nack/generator_interceptor.go
index 58d720fa..d5f65b5b 100644
--- a/pkg/nack/generator_interceptor.go
+++ b/pkg/nack/generator_interceptor.go
@@ -18,7 +18,7 @@ type GeneratorInterceptorFactory struct {
 // NewInterceptor constructs a new ReceiverInterceptor
 func (g *GeneratorInterceptorFactory) NewInterceptor(id string) (interceptor.Interceptor, error) {
 	i := &GeneratorInterceptor{
-		size:        8192,
+		size:        512,
 		skipLastN:   0,
 		interval:    time.Millisecond * 100,
 		receiveLogs: map[uint32]*receiveLog{},
diff --git a/pkg/nack/receive_log_test.go b/pkg/nack/receive_log_test.go
index 75e5e274..78992b48 100644
--- a/pkg/nack/receive_log_test.go
+++ b/pkg/nack/receive_log_test.go
@@ -8,8 +8,6 @@ import (
 
 func TestReceivedBuffer(t *testing.T) {
 	for _, start := range []uint16{0, 1, 127, 128, 129, 511, 512, 513, 32767, 32768, 32769, 65407, 65408, 65409, 65534, 65535} {
-		start := start
-
 		t.Run(fmt.Sprintf("StartFrom%d", start), func(t *testing.T) {
 			rl, err := newReceiveLog(128)
 			if err != nil {