diff --git a/tests/testthat/test-data_dictionary.R b/tests/testthat/test-data_dictionary.R
index 7ccd9342..7ca5d077 100644
--- a/tests/testthat/test-data_dictionary.R
+++ b/tests/testthat/test-data_dictionary.R
@@ -26,8 +26,11 @@ test_that("defines all its names", {
 
 test_that("includes suffix _demo", {
   dd <- data_dictionary$dataset
-  expect_true("ald_demo" %in% dd)
-  expect_true("loanbook_demo" %in% dd)
+  datasets <- enlist_datasets("r2dii.data")
+
+  for (dataset in grep("_demo$", names(datasets), value = TRUE)) {
+    expect_true(dataset %in% dd)
+  }
 })
 
 test_that("outputs as many rows per `dataset` as columns in `dataset`", {