diff --git a/api/core/workflow/graph_engine/graph_traversal/branch_handler.py b/api/core/workflow/graph_engine/graph_traversal/branch_handler.py
index 36f047b2b7..94771a55a4 100644
--- a/api/core/workflow/graph_engine/graph_traversal/branch_handler.py
+++ b/api/core/workflow/graph_engine/graph_traversal/branch_handler.py
@@ -62,7 +62,7 @@ class BranchHandler:
             raise ValueError(f"Branch node {node_id} completed without selecting a branch")
 
         # Categorize edges into selected and unselected
-        selected_edges, unselected_edges = self.edge_state_manager.categorize_branch_edges(node_id, selected_handle)
+        _, unselected_edges = self.edge_state_manager.categorize_branch_edges(node_id, selected_handle)
 
         # Skip all unselected paths
         self.skip_propagator.skip_branch_paths(unselected_edges)