missed two dependencies

bls12_377/Cargo.toml

@@ -15,11 +15,11 @@ edition = "2021"
 [dependencies]
 ark-ff = { version="0.4.0-alpha", default-features = false }
 ark-ec = { version="0.4.0-alpha", default-features = false }
-ark-r1cs-std = { version="^0.3.0", default-features = false, optional = true }
+ark-r1cs-std = { version="0.4.0-alpha", default-features = false, optional = true }
 ark-std = { version = "0.4.0-alpha", default-features = false }
 
 [dev-dependencies]
-ark-relations = { version="^0.3.0", default-features = false }
+ark-relations = { version="0.4.0-alpha", default-features = false }
 ark-serialize = { version = "0.4.0-alpha", default-features = false }
 ark-algebra-test-templates = { version = "0.4.0-alpha", default-features = false }
 ark-algebra-bench-templates = { version = "0.4.0-alpha", default-features = false }