diff --git a/Project.toml b/Project.toml
index dfb2fcf..7573ddf 100644
--- a/Project.toml
+++ b/Project.toml
@@ -11,7 +11,7 @@ StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 
 [compat]
 julia = "1"
-MultivariatePolynomials = "^0.2, ^0.3"
+MultivariatePolynomials = "^0.2, ^0.3, ^0.4"
 StaticArrays = "^0.8, ^0.9, ^0.10, ^0.11, ^0.12, 1"
 
 [extras]