diff --git a/haystack_experimental/components/summarizers/llm_summarizer.py b/haystack_experimental/components/summarizers/llm_summarizer.py
index cb65d2d4..75d42a31 100644
--- a/haystack_experimental/components/summarizers/llm_summarizer.py
+++ b/haystack_experimental/components/summarizers/llm_summarizer.py
@@ -261,7 +261,7 @@ def summarize(self, text: str, detail: float, minimum_chunk_size: int, summarize
         # combine all summaries
         return "\n\n".join(accumulated_summaries)
 
-    @component.output_types(summary=list[Document])
+    @component.output_types(documents=list[Document])
     def run(
         self,
         *,