diff --git a/docling-serve/docling-serve-api/src/main/java/ai/docling/serve/api/util/Utils.java b/docling-serve/docling-serve-api/src/main/java/ai/docling/serve/api/util/Utils.java
index 2d1c80e..ca2e6e1 100644
--- a/docling-serve/docling-serve-api/src/main/java/ai/docling/serve/api/util/Utils.java
+++ b/docling-serve/docling-serve-api/src/main/java/ai/docling/serve/api/util/Utils.java
@@ -93,7 +93,7 @@ public static <T> T getOrDefault(@Nullable T value, Supplier<T> defaultValueSupp
      * @return true if the string is {@code null} or blank.
      */
     public static boolean isNullOrBlank(String string) {
-        return string == null || string.trim().isBlank();
+        return string == null || string.isBlank();
     }
 
     /**