diff --git a/README.md b/README.md
index 63a78a2..473a4eb 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,6 @@ This product uses the Census Bureau Data API but is not endorsed or certified by
 
 Our API key is ```***REMOVED***```
 
-List of 2019 ACS variables https://api.census.gov/data/2009/acs/acs1/variables.html
+List of 2009 ACS5 variables https://api.census.gov/data/2009/acs/acs5/variables.html
 (warning: if you're using Chrome, you'll need 1.3 GB of RAM just to load this page)
-If you don't mind JSON, then use this https://api.census.gov/data/2009/acs/acs5/variables.json
+If you don't mind JSON, then use the file in the data directory.