diff --git a/src/gotenberg_client/_convert/libre_office.py b/src/gotenberg_client/_convert/libre_office.py
index 1a105ea..165e44a 100644
--- a/src/gotenberg_client/_convert/libre_office.py
+++ b/src/gotenberg_client/_convert/libre_office.py
@@ -47,7 +47,7 @@ def merge(self) -> Self:
         Merge the resulting PDFs into one
         """
         self._form_data.update({"merge": "true"})
-        self._merged_result = False
+        self._merged_result = True
         return self
 
     def no_merge(self) -> Self: