diff --git a/test/Project.toml b/test/Project.toml
index 1e4ec34fa..48b6a7ad1 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -43,6 +43,7 @@ DistributionsAD = "0.6.3"
 Documenter = "1"
 EnzymeCore = "0.6 - 0.8"
 ForwardDiff = "0.10.12"
+JET = "0.9"
 LogDensityProblems = "2"
 LogDensityProblemsAD = "1.7.0"
 MCMCChains = "6.0.4"