diff --git a/Project.toml b/Project.toml
index 4bdc28f..887cad1 100644
--- a/Project.toml
+++ b/Project.toml
@@ -18,14 +18,14 @@ SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 TreeWidthSolver = "7d267fc5-9ace-409f-a54c-cd2374872a55"
 
 [compat]
+Catlab = "^0.14, 0.16"
+MLStyle = "^0.4"
+PartialFunctions = "^1.1"
 AMD = "0.5"
 AbstractTrees = "0.4"
-Catlab = "0.16"
 CuthillMcKee = "0.1"
 DataStructures = "0.18"
 LinkedLists = "0.1"
-MLStyle = "0.4"
 Metis = "1"
-PartialFunctions = "1.1"
 TreeWidthSolver = "0.3"
-julia = "1.7"
+