fix spelling on US-Tiger documentation page (#1459)

diff --git a/data-sources/us-tiger/README.md b/data-sources/us-tiger/README.md
index dfb44c5ff8f39478b394cee2f89f91d01c8e1ae2..5217f641ec363d761f2f5265c87f08cba4e45f87 100644 (file)
--- a/data-sources/us-tiger/README.md
+++ b/data-sources/us-tiger/README.md
@@ -2,7 +2,7 @@
 
 Convert [TIGER](https://www.census.gov/geo/maps-data/data/tiger.html)/Line dataset of the US Census Bureau to SQL files which can be imported by Nominatim. The created tables in the Nominatim database are separate from OpenStreetMap tables and get queried at search time separately.
 
-The dataset gets updated once per year. Downloading is prown to be slow (can take a full day) and converting them can take hours as well.
+The dataset gets updated once per year. Downloading is prone to be slow (can take a full day) and converting them can take hours as well.
 
 Replace '2018' with the current year throughout.