-bcrypt = { version = "0.12.1", optional = true }
-diesel = { version = "1.4.8", features = ["postgres","chrono","r2d2","serde_json"], optional = true }
-diesel-derive-newtype = { version = "0.1.2", optional = true }
-diesel_migrations = { version = "1.4.0", optional = true }
-sha2 = { version = "0.10.2", optional = true }
-regex = { version = "1.5.5", optional = true }
-once_cell = { version = "1.10.0", optional = true }
-diesel_ltree = "0.2.7"
+bcrypt = { version = "0.13.0", optional = true }
+diesel = { version = "2.0.0", features = ["postgres","chrono","r2d2","serde_json"], optional = true }
+diesel-derive-newtype = { version = "2.0.0-rc.0", optional = true }
+diesel_migrations = { version = "2.0.0", optional = true }
+sha2 = { version = "0.10.6", optional = true }
+regex = { version = "1.6.0", optional = true }
+once_cell = { version = "1.15.0", optional = true }
+diesel_ltree = "0.3.0"