diff --git a/src/troute-network/troute/HYFeaturesNetwork.py b/src/troute-network/troute/HYFeaturesNetwork.py
index 2b61b0f2d..4f2d50344 100644
--- a/src/troute-network/troute/HYFeaturesNetwork.py
+++ b/src/troute-network/troute/HYFeaturesNetwork.py
@@ -38,7 +38,7 @@ def gpd_read_file(filename: Path, layer: str, layer_dict: dict) -> pd.DataFrame:
             gpd.DataFrame: Geopandas dataframe of given layer from geopackage
         """
         try: 
-            df = gpd.read_file(file_path, layer=layer)
+            df = gpd.read_file(filename, layer=layer)
         except ValueError:
             df = gpd.read_file(filename, layer=layer_dict.get(layer))