diff --git a/NEWS.md b/NEWS.md
index 16935705..88ff7967 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -30,3 +30,4 @@
 * Read from new parameters schema
 * Fix bugs in parameter reading from local test run
 * Fix bugs in parameter reading from local test run
+* Add "US" as an option in `state_abb`
diff --git a/R/read_data.R b/R/read_data.R
index 62e89b5d..d36ca104 100644
--- a/R/read_data.R
+++ b/R/read_data.R
@@ -18,7 +18,7 @@
 #' @param data_path The path to the local file. This could contain a glob and
 #'   must be in parquet format.
 #' @param disease One of "COVID-19" or "Influenza"
-#' @param state_abb A two-letter uppercase abbreviation
+#' @param state_abb A two-letter uppercase abbreviation. "US" is also an option
 #' @param report_date The desired single report date
 #' @param max_reference_date,min_reference_date The first and last reference
 #'   dates, inclusive, of the timeseries
diff --git a/man/read_data.Rd b/man/read_data.Rd
index 87fcdfdc..400ba4ad 100644
--- a/man/read_data.Rd
+++ b/man/read_data.Rd
@@ -19,7 +19,7 @@ must be in parquet format.}
 
 \item{disease}{One of "COVID-19" or "Influenza"}
 
-\item{state_abb}{A two-letter uppercase abbreviation}
+\item{state_abb}{A two-letter uppercase abbreviation. "US" is also an option}
 
 \item{report_date}{The desired single report date}