diff --git a/Project.toml b/Project.toml
index fa4f7351..4f90a84b 100644
--- a/Project.toml
+++ b/Project.toml
@@ -58,7 +58,7 @@ DynarePreprocessor_jll = "^6.2"
 FiniteDifferences = "^0.12"
 ForwardDiff = "^0.10"
 ImplicitDifferentiation = "^0.5"
-JET = "^0.8"
+JET = "0.7, 0.8"
 JSON = "^0.21"
 JuMP = "^1"
 Krylov = "^0.9"