diff --git a/haystack/core/pipeline/base.py b/haystack/core/pipeline/base.py
index bf4aa00119..855fddbe7b 100644
--- a/haystack/core/pipeline/base.py
+++ b/haystack/core/pipeline/base.py
@@ -1793,9 +1793,7 @@ def _merge_super_component_pipelines(self) -> tuple[networkx.MultiDiGraph, dict[
 
         :returns:
             A tuple containing:
-            - A networkx.MultiDiGraph with the expanded structure of the main pipeline and all it's SuperComponents
-            - A dictionary mapping component names to boolean indicating that this component was part of a
-              SuperComponent
+            - A networkx.MultiDiGraph with the expanded structure of the main pipeline and all its SuperComponents
             - A dictionary mapping component names to their SuperComponent name
         """
         merged_graph = self.graph.copy()