diff --git a/test/ext/ArviZSampleChainsExt/Project.toml b/test/ext/ArviZSampleChainsExt/Project.toml
index 73efa249..fa02d4f3 100644
--- a/test/ext/ArviZSampleChainsExt/Project.toml
+++ b/test/ext/ArviZSampleChainsExt/Project.toml
@@ -7,7 +7,7 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [compat]
 ArviZ = "0.12.0"
-DimensionalData = "0.27"
+DimensionalData = "0.27, 0.28"
 Random = "1.9"
 SampleChains = "0.5"
 Test = "1.9"