diff --git a/libs/ktem/ktem/index/file/graph/pipelines.py b/libs/ktem/ktem/index/file/graph/pipelines.py
index 3016753..c20b36a 100644
--- a/libs/ktem/ktem/index/file/graph/pipelines.py
+++ b/libs/ktem/ktem/index/file/graph/pipelines.py
@@ -135,7 +135,7 @@ class GraphRAGIndexingPipeline(IndexDocumentPipeline):
         graph_id = self.store_file_id_with_graph_id(file_ids)
         # call GraphRAG index with docs and graph_id
         graph_index_path = self.write_docs_to_files(graph_id, all_docs)
-        yield from self.call_graphrag_index(graph_index_path)
+        yield from self.call_graphrag_index(str(graph_index_path.absolute()))
 
         return file_ids, errors, all_docs