diff --git a/tests/testthat/test-shinytest2-tm_t_abnormality.R b/tests/testthat/test-shinytest2-tm_t_abnormality.R
index da88bd9c06..6aa85fd1c3 100644
--- a/tests/testthat/test-shinytest2-tm_t_abnormality.R
+++ b/tests/testthat/test-shinytest2-tm_t_abnormality.R
@@ -2,6 +2,7 @@ app_driver_tm_t_abnormality <- function() {
   data <- teal.data::teal_data()
   data <- within(data, {
     library(dplyr)
+    library(formatters)
 
     ADSL <- teal.data::rADSL
     ADLB <- teal.data::rADLB %>%