diff --git a/tests/bor/bor_milestone_test.go b/tests/bor/bor_milestone_test.go
index 0dd0f310fd..c39c77e612 100644
--- a/tests/bor/bor_milestone_test.go
+++ b/tests/bor/bor_milestone_test.go
@@ -42,7 +42,7 @@ const (
 )
 
 func TestMiningAfterLocking(t *testing.T) {
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -151,7 +151,7 @@ func TestReorgingAfterLockingSprint(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -271,7 +271,7 @@ func TestReorgingAfterWhitelisting(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -384,7 +384,7 @@ func TestPeerConnectionAfterWhitelisting(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -506,7 +506,7 @@ func TestReorgingFutureSprintAfterLocking(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -594,7 +594,7 @@ func TestReorgingFutureSprintAfterLockingOnSameHash(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -683,7 +683,7 @@ func TestReorgingAfterLockingOnDifferentHash(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -803,7 +803,7 @@ func TestReorgingAfterWhitelistingOnDifferentHash(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -925,7 +925,7 @@ func TestNonMinerNodeWithWhitelisting(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -1022,7 +1022,7 @@ func TestNonMinerNodeWithTryToLock(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -1114,7 +1114,7 @@ func TestRewind(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -1230,7 +1230,7 @@ func TestRewinding(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
diff --git a/tests/bor/bor_sprint_length_milestone_merge_test.go b/tests/bor/bor_sprint_length_milestone_merge_test.go
index c9105586b6..d94ded34da 100644
--- a/tests/bor/bor_sprint_length_milestone_merge_test.go
+++ b/tests/bor/bor_sprint_length_milestone_merge_test.go
@@ -195,7 +195,7 @@ func TestSprintLengthMilestoneReorg2Nodes(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(3, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -242,7 +242,7 @@ func TestSprintLengthMilestoneReorg(t *testing.T) {
 	t.Skip()
 	// t.Parallel()
 
-	log.Root().SetHandler(log.LvlFilterHandler(3, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -319,7 +319,7 @@ func SprintLengthMilestoneReorgIndividual2NodesHelper(t *testing.T, index int, t
 func SetupValidatorsAndTest2NodesSprintLengthMilestone(t *testing.T, tt map[string]interface{}) (uint64, uint64) {
 	t.Helper()
 
-	log.Root().SetHandler(log.LvlFilterHandler(3, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
@@ -461,7 +461,7 @@ func SetupValidatorsAndTest2NodesSprintLengthMilestone(t *testing.T, tt map[stri
 func SetupValidatorsAndTestSprintLengthMilestone(t *testing.T, tt map[string]uint64) (uint64, uint64) {
 	t.Helper()
 
-	log.Root().SetHandler(log.LvlFilterHandler(3, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 
 	_, err := fdlimit.Raise(2048)
 
diff --git a/tests/bor/bor_test.go b/tests/bor/bor_test.go
index 264f5967a8..f6500fd5f2 100644
--- a/tests/bor/bor_test.go
+++ b/tests/bor/bor_test.go
@@ -53,7 +53,7 @@ var (
 
 func TestValidatorWentOffline(t *testing.T) {
 
-	log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stderr, log.TerminalFormat(true))))
+	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelInfo, true)))
 	fdlimit.Raise(2048)
 
 	// Generate a batch of accounts to seal and fund with