diff --git a/lib/inc/drogon/utils/Utilities.h b/lib/inc/drogon/utils/Utilities.h
index 1630cf43e0..23412500e5 100644
--- a/lib/inc/drogon/utils/Utilities.h
+++ b/lib/inc/drogon/utils/Utilities.h
@@ -584,7 +584,8 @@ namespace trantor
 {
 inline LogStream &operator<<(LogStream &ls, const std::string_view &v)
 {
-    ls.append(v.data(), v.length());
+    if (!v.empty())
+        ls.append(v.data(), v.length());
     return ls;
 }