diff --git a/logger.go b/logger.go
index 75da680..9fb12a4 100644
--- a/logger.go
+++ b/logger.go
@@ -178,7 +178,11 @@ func (l *DiskLogger) LogRequest(method, url string, headers map[string]string) {
 	if l.config.Verbose {
 		for key, value := range headers {
 			sanitizedValue := l.SanitizeValue(key, value)
-			l.Debug("  Header: %s: %s", key, sanitizedValue)
+			if sanitizedValue != value {
+				l.Debug("  Header: %s: %s", key, sanitizedValue)
+			} else {
+				l.Debug("  Header: %s: [sanitized]", key)
+			}
 		}
 	}
 }