diff --git a/tests/testthat/_snaps/ppc-loo/ppc-loo-pit-overlay-default.svg b/tests/testthat/_snaps/ppc-loo/ppc-loo-pit-overlay-default.svg
index 82d31030..87711ce8 100644
--- a/tests/testthat/_snaps/ppc-loo/ppc-loo-pit-overlay-default.svg
+++ b/tests/testthat/_snaps/ppc-loo/ppc-loo-pit-overlay-default.svg
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diff --git a/tests/testthat/_snaps/ppc-loo/ppc-loo-pit-qq-default.svg b/tests/testthat/_snaps/ppc-loo/ppc-loo-pit-qq-default.svg
index 5093dd94..baa1d4c4 100644
--- a/tests/testthat/_snaps/ppc-loo/ppc-loo-pit-qq-default.svg
+++ b/tests/testthat/_snaps/ppc-loo/ppc-loo-pit-qq-default.svg
@@ -117,6 +117,14 @@
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diff --git a/tests/testthat/test-ppc-loo.R b/tests/testthat/test-ppc-loo.R
index 45377f5f..6e3f34ca 100644
--- a/tests/testthat/test-ppc-loo.R
+++ b/tests/testthat/test-ppc-loo.R
@@ -213,7 +213,7 @@ test_that("ppc_loo_pit_overlay renders correctly", {
skip_if_not_installed("vdiffr")
skip_if_not_installed("loo")
skip_on_r_oldrel()
- skip_if(packageVersion("rstantools") > "2.4.0")
+ skip_if(packageVersion("rstantools") <= "2.4.0")
p_base <- suppressMessages(ppc_loo_pit_overlay(vdiff_loo_y, vdiff_loo_yrep, vdiff_loo_lw))
vdiffr::expect_doppelganger("ppc_loo_pit_overlay (default)", p_base)
@@ -232,7 +232,7 @@ test_that("ppc_loo_pit_qq renders correctly", {
skip_if_not_installed("vdiffr")
skip_if_not_installed("loo")
skip_on_r_oldrel()
- skip_if(packageVersion("rstantools") > "2.4.0")
+ skip_if(packageVersion("rstantools") <= "2.4.0")
p_base <- ppc_loo_pit_qq(vdiff_loo_y, vdiff_loo_yrep, vdiff_loo_lw)
vdiffr::expect_doppelganger("ppc_loo_pit_qq (default)", p_base)