diff --git a/pkg/unilogger/global.go b/pkg/unilogger/global.go
index eeaf7fc9..37a8acb6 100644
--- a/pkg/unilogger/global.go
+++ b/pkg/unilogger/global.go
@@ -1,3 +1,4 @@
+// global logger is deprecated
 package unilogger
 
 import (
diff --git a/pkg/unilogger/logger.go b/pkg/unilogger/logger.go
index 32ce454d..258c4bff 100644
--- a/pkg/unilogger/logger.go
+++ b/pkg/unilogger/logger.go
@@ -149,6 +149,7 @@ func (l *Logger) Trace(msg string, args ...any) {
 	l.Log(ctx, LevelTrace.Level(), msg, args...)
 }
 
+// deprecated
 func (l *Logger) Tracef(format string, args ...any) {
 	ctx := logContext.SetCustomKeyContext(context.Background())
 	ctx = logContext.SetStackTraceContext(ctx, getStack())
@@ -156,26 +157,31 @@ func (l *Logger) Tracef(format string, args ...any) {
 	l.Log(ctx, LevelTrace.Level(), fmt.Sprintf(format, args...))
 }
 
+// deprecated
 func (l *Logger) Logf(ctx context.Context, level Level, format string, args ...any) {
 	ctx = logContext.SetCustomKeyContext(ctx)
 	l.Log(ctx, level.Level(), fmt.Sprintf(format, args...))
 }
 
+// deprecated
 func (l *Logger) Debugf(format string, args ...any) {
 	ctx := logContext.SetCustomKeyContext(context.Background())
 	l.Log(ctx, LevelDebug.Level(), fmt.Sprintf(format, args...))
 }
 
+// deprecated
 func (l *Logger) Infof(format string, args ...any) {
 	ctx := logContext.SetCustomKeyContext(context.Background())
 	l.Log(ctx, LevelInfo.Level(), fmt.Sprintf(format, args...))
 }
 
+// deprecated
 func (l *Logger) Warnf(format string, args ...any) {
 	ctx := logContext.SetCustomKeyContext(context.Background())
 	l.Log(ctx, LevelWarn.Level(), fmt.Sprintf(format, args...))
 }
 
+// deprecated
 func (l *Logger) Errorf(format string, args ...any) {
 	ctx := logContext.SetCustomKeyContext(context.Background())
 	l.Log(ctx, LevelError.Level(), fmt.Sprintf(format, args...))
@@ -190,6 +196,7 @@ func (l *Logger) Fatal(msg string, args ...any) {
 	os.Exit(1)
 }
 
+// deprecated
 func (l *Logger) Fatalf(format string, args ...any) {
 	ctx := logContext.SetCustomKeyContext(context.Background())
 	ctx = logContext.SetStackTraceContext(ctx, getStack())