diff --git a/Cargo.toml b/Cargo.toml
index 3b297bc..0c63a8c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-r1cs-std"
-version = "0.4.0-alpha.3"
+version = "0.4.0"
 authors = [ "arkworks contributors" ]
 description = "A standard library for constraint system gadgets"
 homepage = "https://arkworks.rs"
@@ -13,10 +13,10 @@ license = "MIT/Apache-2.0"
 edition = "2018"
 
 [dependencies]
-ark-ff = { version = "0.4.0-alpha", default-features = false }
-ark-ec = { version = "0.4.0-alpha", default-features = false }
-ark-std = { version = "0.4.0-alpha", default-features = false }
-ark-relations = { version = "0.4.0-alpha", default-features = false }
+ark-ff = { version = "0.4.0", default-features = false }
+ark-ec = { version = "0.4.0", default-features = false }
+ark-std = { version = "0.4.0", default-features = false }
+ark-relations = { version = "0.4.0", default-features = false }
 
 derivative = { version = "2", features = ["use_core"] }
 tracing = { version = "0.1", default-features = false, features = [ "attributes" ] }
@@ -25,16 +25,16 @@ num-traits = {version = "0.2", default-features = false }
 num-integer = { version = "0.1.44", default-features = false }
 
 [dev-dependencies]
-ark-test-curves = { version = "0.4.0-alpha", default-features = false, features = ["bls12_381_scalar_field", "bls12_381_curve", "mnt4_753_scalar_field"] }
-ark-poly = { version = "0.4.0-alpha", default-features = false }
+ark-test-curves = { version = "0.4.0", default-features = false, features = ["bls12_381_scalar_field", "bls12_381_curve", "mnt4_753_scalar_field"] }
+ark-poly = { version = "0.4.0", default-features = false }
 paste = "1.0"
-ark-bls12-377 = { version = "0.4.0-alpha", features = ["curve"], default-features = false  }
-ark-bls12-381 = { version = "0.4.0-alpha", features = ["curve"], default-features = false  }
-ark-mnt4-298 = { version = "0.4.0-alpha", features = ["curve"], default-features = false  }
-ark-mnt4-753 = { version = "0.4.0-alpha", features = ["curve"], default-features = false  }
-ark-mnt6-298 = { version = "0.4.0-alpha", default-features = false  }
-ark-mnt6-753 = { version = "0.4.0-alpha", default-features = false  }
-ark-pallas = { version = "0.4.0-alpha", features = ["curve"],  default-features = false  }
+ark-bls12-377 = { version = "0.4.0", features = ["curve"], default-features = false  }
+ark-bls12-381 = { version = "0.4.0", features = ["curve"], default-features = false  }
+ark-mnt4-298 = { version = "0.4.0", features = ["curve"], default-features = false  }
+ark-mnt4-753 = { version = "0.4.0", features = ["curve"], default-features = false  }
+ark-mnt6-298 = { version = "0.4.0", default-features = false  }
+ark-mnt6-753 = { version = "0.4.0", default-features = false  }
+ark-pallas = { version = "0.4.0", features = ["curve"],  default-features = false  }
 
 [features]
 default = ["std"]