diff --git a/pkg/ueps/packet_test.go b/pkg/ueps/packet_test.go
index 4be8669..2b15a54 100644
--- a/pkg/ueps/packet_test.go
+++ b/pkg/ueps/packet_test.go
@@ -208,7 +208,7 @@ func TestPacket_writeTLV_Ugly(t *testing.T) {
 }
 
 // var sentinel sentinelError = "record not found"; sentinel.Error() == "record not found"
-func TestPacket_sentinelError_Good(t *testing.T) {
+func TestPacket_sentinelError_Error_Good(t *testing.T) {
 	sentinel := sentinelError("record not found")
 
 	if sentinel.Error() != "record not found" {
@@ -217,7 +217,7 @@ func TestPacket_sentinelError_Good(t *testing.T) {
 }
 
 // var sentinel sentinelError = ""; sentinel.Error() == "" (empty message is valid sentinel)
-func TestPacket_sentinelError_Bad(t *testing.T) {
+func TestPacket_sentinelError_Error_Bad(t *testing.T) {
 	sentinel := sentinelError("")
 
 	if sentinel.Error() != "" {
@@ -226,7 +226,7 @@ func TestPacket_sentinelError_Bad(t *testing.T) {
 }
 
 // var sentinelFirst, sentinelSecond sentinelError = "x", "x"; sentinelFirst == sentinelSecond (sentinel identity: same message = same error)
-func TestPacket_sentinelError_Ugly(t *testing.T) {
+func TestPacket_sentinelError_Error_Ugly(t *testing.T) {
 	sentinelFirst := sentinelError("integrity violation")
 	sentinelSecond := sentinelError("integrity violation")