diff --git a/scripts/geodata/polygons/index.py b/scripts/geodata/polygons/index.py
index 84a3d8a7..36af3dfc 100644
--- a/scripts/geodata/polygons/index.py
+++ b/scripts/geodata/polygons/index.py
@@ -115,7 +115,7 @@ class RTreePolygonIndex(object):
         f = open(filename)
         polygons = []
         for line in f:
-            feature = json.load(line.rstrip())
+            feature = json.loads(line.rstrip())
             poly_type = feature['geometry']['type']
 
             if poly_type == 'Polygon':