diff --git a/Project.toml b/Project.toml
index f547c21..16b268b 100644
--- a/Project.toml
+++ b/Project.toml
@@ -9,6 +9,13 @@ BioGenerics = "47718e42-2ac5-11e9-14af-e5595289c2ea"
 BioSequences = "7e6ae17a-c86d-528c-b3b9-7f778a29fe59"
 BioSymbols = "3c28c6f8-a34d-59c4-9654-267d177fcfa9"
 
+[compat]
+BioAlignments = "2.0.0"
+BioGenerics = "0.1"
+BioSequences = "2"
+BioSymbols = "4"
+julia = "1.6"
+
 [extras]
 BioAlignments = "00701ae9-d1dc-5365-b64a-a3a3ebf5695e"
 BioSequences = "7e6ae17a-c86d-528c-b3b9-7f778a29fe59"