diff --git a/events.csv b/events.csv
index 5b7ed33..9c69fb3 100644
--- a/events.csv
+++ b/events.csv
@@ -203,4 +203,4 @@ date,event_type,company,city,geometry_file,vehicles,platform,fares,direct_bookin
 2026-03-19,service_announced,Rivian,San Francisco,"-122.407520,37.787936",Rivian R2,Uber,,,Flexible,Autonomous,,Uber,2028,,,https://www.theverge.com/transportation/897105/uber-rivian-robotaxi-investment-deal,"Partnership to deploy 10,000 autonomous R2 vehicles starting in San Francisco and Miami in 2028; subject to regulatory approval"
 2026-03-19,service_announced,Rivian,Miami,"-80.1918,25.7617",Rivian R2,Uber,,,Flexible,Autonomous,,Uber,2028,,,https://www.theverge.com/transportation/897105/uber-rivian-robotaxi-investment-deal,"Partnership to deploy 10,000 autonomous R2 vehicles starting in San Francisco and Miami in 2028; subject to regulatory approval"
 2026-03-24,service_announced,Zoox,Austin,"-97.743700,30.271129",,,No,,,Autonomous,Waitlist,,,,,https://www.theverge.com/transportation/899323/zoox-robotaxi-las-vegas-san-francisco-austin-miami,Initial service limited to employees and family/friends before opening to waitlist. Article mentions Miami as well but Austin extracted per multi-city rules.
-2026-03-31,geometry_updated,Tesla,Austin,tesla_austin_expansion_20260331.geojson,,,,,,,,,,,,https://www.notateslaapp.com/news/3885/tesla-expands-unsupervised-robotaxi-geofence-in-austin,"Approximated unsupervised expansion boundary based on MoPac, US-183, and SH-71."
\ No newline at end of file
+2026-03-31,geometry_updated,Tesla,Austin,tesla-austin-march-31-2026-boundary.geojson,,,,,,,,,,,,https://www.notateslaapp.com/news/3885/tesla-expands-unsupervised-robotaxi-geofence-in-austin,"Approximated unsupervised expansion boundary based on MoPac, US-183, and SH-71."
\ No newline at end of file
diff --git a/geometries/tesla_austin_expansion_20260331.geojson b/geometries/tesla-austin-march-31-2026-boundary.geojson
similarity index 100%
rename from geometries/tesla_austin_expansion_20260331.geojson
rename to geometries/tesla-austin-march-31-2026-boundary.geojson