diff --git a/tests/testthat/test-make.R b/tests/testthat/test-make.R
index a63560b87a..4fa0c5b834 100644
--- a/tests/testthat/test-make.R
+++ b/tests/testthat/test-make.R
@@ -252,7 +252,7 @@ test_that("compatibility when arguments are not named", {
 })
 
 test_that("make_empty_graph gives an error for invalid arguments", {
-  expect_error(make_empty_graph(NULL))
+  expect_snapshot(make_empty_graph(NULL), error = TRUE)
   expect_warning(expect_error(make_empty_graph("spam")))
 })