diff --git a/test/Project.toml b/test/Project.toml
index 81f255ad0..2b2d79734 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -45,7 +45,7 @@ Clustering = "0.14, 0.15"
 Distributions = "0.25"
 DistributionsAD = "0.6.3"
 DynamicHMC = "2.1.6, 3.0"
-DynamicPPL = "0.29, 0.30.2"
+DynamicPPL = "0.29, 0.30.2, 0.31"
 FiniteDifferences = "0.10.8, 0.11, 0.12"
 ForwardDiff = "0.10.12 - 0.10.32, 0.10"
 HypothesisTests = "0.11"