diff --git a/Project.toml b/Project.toml
index dd1ea1f..4b2dd22 100644
--- a/Project.toml
+++ b/Project.toml
@@ -12,7 +12,7 @@ SparseMatricesCOO = "fa32481b-f100-4b48-8dc8-c62f61b13870"
 libblastrampoline_jll = "8e850b90-86db-534c-a0d3-1478176c7d93"
 
 [compat]
-ProximalOperators = "0.15"
+ProximalOperators = "0.15, 0.16"
 QRMumps = "^0.3.2"
 Roots = "^1.0.0"
 SparseMatricesCOO = "0.2"