diff --git a/R/get_census_api_2.R b/R/get_census_api_2.R
index 6c9aa08..92e61bb 100644
--- a/R/get_census_api_2.R
+++ b/R/get_census_api_2.R
@@ -6,8 +6,8 @@
 #' It is used by the \code{get_census_api} function. The user should not need to call this 
 #' function directly.
 #'
-#' @param data_url URL root of the API, including the question mark, 
-#'  e.g., \code{"api.census.gov/data/2020/dec/dhc"}.
+#' @param data_url URL root of the API,
+#'  e.g., \code{"https://api.census.gov/data/2020/dec/dhc"}.
 #' @param key A required character object containing user's Census API key, 
 #'  which can be requested \href{https://api.census.gov/data/key_signup.html}{here}.
 #' @param get A character vector of variables to get, 
diff --git a/R/merge_surnames.R b/R/merge_surnames.R
index f7c6cd4..ef8b4f5 100644
--- a/R/merge_surnames.R
+++ b/R/merge_surnames.R
@@ -27,7 +27,7 @@
 #'  named 'surname' containing list of surnames to be merged with Census lists.
 #' @param surname.year An object of class \code{numeric} indicating which year 
 #'  Census Surname List is from. Accepted values are \code{2010} and \code{2000}. 
-#'  Default is \code{2010}.
+#'  Default is \code{2020}.
 #' @param name.data An object of class \code{data.frame}. Must contain a leading 
 #' column of surnames, and 5 subsequent columns, with Pr(Race | Surname) for each 
 #' of the five major racial categories.      
@@ -54,7 +54,7 @@
 #'
 #' @keywords internal
 
-merge_surnames <- function(voter.file, surname.year = 2010, name.data, clean.surname = TRUE, impute.missing = TRUE) {
+merge_surnames <- function(voter.file, surname.year = 2020, name.data, clean.surname = TRUE, impute.missing = TRUE) {
 
   if ("surname" %in% names(voter.file) == FALSE) {
     stop('Data does not contain surname field.')
diff --git a/R/predict_race.R b/R/predict_race.R
index 92ffa21..8457a6b 100644
--- a/R/predict_race.R
+++ b/R/predict_race.R
@@ -64,7 +64,7 @@
 #' If \code{TRUE}, \code{\var{voter.file}} should include a numerical variable \code{\var{sex}},
 #' where \code{\var{sex}} is coded as 0 for males and 1 for females.
 #' @param year An optional character vector specifying the year of U.S. Census geographic
-#' data to be downloaded. Use \code{"2010"}, or \code{"2020"}. Default is \code{"2010"}.
+#' data to be downloaded. Use \code{"2010"}, or \code{"2020"}. Default is \code{"2020"}.
 #' @param party An optional character object specifying party registration field
 #' in \code{\var{voter.file}}, e.g., \code{\var{party} = "PartyReg"}.
 #' If specified, race/ethnicity predictions will be conditioned
@@ -136,7 +136,7 @@
 #' @export
 
 predict_race <- function(voter.file, census.surname = TRUE, surname.only = FALSE,
-                         surname.year = 2010, census.geo, census.key = NULL, census.data = NULL, age = FALSE,
+                         surname.year = 2020, census.geo, census.key = NULL, census.data = NULL, age = FALSE,
                          sex = FALSE, year = "2020", party = NULL, retry = 3, impute.missing = TRUE,
                          use.counties = FALSE, model = "BISG", race.init = NULL, name.dictionaries = NULL,
                          names.to.use = "surname", control = NULL) {
diff --git a/R/race_prediction_funs.R b/R/race_prediction_funs.R
index ef000f0..1ade9c7 100644
--- a/R/race_prediction_funs.R
+++ b/R/race_prediction_funs.R
@@ -46,7 +46,7 @@ NULL
 #' @keywords internal
 
 .predict_race_old <- function(voter.file,
-                              census.surname = TRUE, surname.only = FALSE, surname.year = 2010, name.dictionaries = NULL,
+                              census.surname = TRUE, surname.only = FALSE, surname.year = 2020, name.dictionaries = NULL,
                               census.geo, census.key, census.data = NULL, age = FALSE, sex = FALSE, year = "2020",
                               party, retry = 3, impute.missing = TRUE, use.counties = FALSE) {
   
@@ -101,7 +101,7 @@ NULL
   ## Merge in Pr(Race | Surname) if necessary
   if (census.surname) {
     if (!(surname.year %in% c(2000, 2010, 2020))) {
-      stop(paste(surname.year, "is not a valid surname.year. It should be 2000, 2010 (default) or 2020."))
+      stop(paste(surname.year, "is not a valid surname.year. It should be 2000, 2010 or 2020 (default)."))
     }
     voter.file <- merge_surnames(voter.file, surname.year = surname.year, name.data = NULL, impute.missing = impute.missing)
   } else {
@@ -268,7 +268,7 @@ predict_race_new <- function(voter.file, names.to.use, year = "2020",age = FALSE
   
   # Check years
   if (!(year %in% c("2000", "2010", "2020"))){
-    stop("Year should be one of 2000, 2010, or 2020.")
+    stop("Year should be one of 2000, 2010, or 2020 (default).")
   }
   # Define 2020 race marginal
   race.margin <- c(r_whi=0.5783619, r_bla=0.1205021, r_his=0.1872988,