diff --git a/app/queries.R b/app/queries.R
index a339afc..6c52079 100644
--- a/app/queries.R
+++ b/app/queries.R
@@ -99,9 +99,9 @@ split_full_lf_id <- function(full_lf_id) {
 
 # DB getters
 
-get_yearly_economics <- function(year) {
+get_yearly_economics <- function(yr) {
   query <- econ.usa_yearly %>%
-    filter(year == year)
+    filter(year == yr)
 
   result <- query %>% collect()
 
@@ -117,9 +117,9 @@ get_latest_normalization_year <- function() {
   return(result)
 }
 
-get_yearly_usa_pop_hu <- function(year) {
+get_yearly_usa_pop_hu <- function(yr) {
   query <- metrics.usa_pop_hu %>%
-    filter(year == year)
+    filter(year == yr)
 
   result <- query %>% collect()