diff --git a/f1-locations.geojson b/f1-locations.geojson
index 7c5b625..4c00127 100644
--- a/f1-locations.geojson
+++ b/f1-locations.geojson
@@ -536,7 +536,7 @@
                 "location": "Singapore",
                 "opened": 2008,
                 "firstgp": 2008,
-                "length": 5063,
+                "length": 4928,
                 "lon": 103.859,
                 "lat": 1.291,
                 "alt": 18