diff --git a/Project.toml b/Project.toml
index 08e385a..91b9daf 100644
--- a/Project.toml
+++ b/Project.toml
@@ -12,8 +12,8 @@ SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
 TestEnv = "1e6cf692-eddd-4d53-88a5-2d735e33781b"
 
 [compat]
-PALEOboxes = "0.21.33"
-PALEOmodel = "0.15.43"
+PALEOboxes = "0.21.33, 0.22"
+PALEOmodel = "0.15.43, 0.16"
 Infiltrator = "1"
 SIMD = "3.4"
 SpecialFunctions = "1, 2"