diff --git a/tests/testthat/test-arc2.R b/tests/testthat/test-arc2.R
index 3edb4064..38a3bb54 100644
--- a/tests/testthat/test-arc2.R
+++ b/tests/testthat/test-arc2.R
@@ -8,7 +8,8 @@ test_that("arc2 returns the expected output", {
 
 test_that("arc2 fails with appropriate error messages", {
   expect_error(arc2(date = 19830101), "must be of class character, Date")
-  expect_error(arc2(date = "1978-01-01"), "must be between 1979 and 2018")
+  expect_error(arc2(date = "1978-01-01"), 
+    paste0("must be between 1979 and ", format(Sys.Date(), "%Y")))
   expect_error(arc2(date = "1983-13-01"), "must be between 1 and 12")
   expect_error(arc2(date = "1983-01-32"), "must be between 1 and 31")
 })