diff --git a/pkg/ueps/packet_test.go b/pkg/ueps/packet_test.go
index 2260bd8..3512771 100644
--- a/pkg/ueps/packet_test.go
+++ b/pkg/ueps/packet_test.go
@@ -100,23 +100,23 @@ func TestPacket_MarshalAndSign_Good(t *testing.T) {
 	}
 }
 
-// frame1, _ := builder.MarshalAndSign([]byte("secret-a"))
-// frame2, _ := builder.MarshalAndSign([]byte("secret-b"))
-// // frame1 != frame2 (HMAC tag differs)
+// frameWithSecretA, _ := builder.MarshalAndSign([]byte("secret-a"))
+// frameWithSecretB, _ := builder.MarshalAndSign([]byte("secret-b"))
+// // frameWithSecretA != frameWithSecretB (HMAC tag differs)
 func TestPacket_MarshalAndSign_Bad(t *testing.T) {
 	builder := NewBuilder(0x02, []byte("data"))
 
-	frame1, err := builder.MarshalAndSign([]byte("secret-a"))
+	frameWithSecretA, err := builder.MarshalAndSign([]byte("secret-a"))
 	if err != nil {
 		t.Fatalf("MarshalAndSign(secret-a) failed: %v", err)
 	}
 
-	frame2, err := builder.MarshalAndSign([]byte("secret-b"))
+	frameWithSecretB, err := builder.MarshalAndSign([]byte("secret-b"))
 	if err != nil {
 		t.Fatalf("MarshalAndSign(secret-b) failed: %v", err)
 	}
 
-	if bytes.Equal(frame1, frame2) {
+	if bytes.Equal(frameWithSecretA, frameWithSecretB) {
 		t.Error("expected different frames for different secrets, got identical frames")
 	}
 }