diff --git a/bench-templates/Cargo.toml b/bench-templates/Cargo.toml
index 31e9c79d9..f8b9b72b6 100644
--- a/bench-templates/Cargo.toml
+++ b/bench-templates/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-algebra-bench-templates"
-version = "0.4.2-alpha.1"
+version = "0.4.2"
 authors = [ "arkworks contributors" ]
 description = "A benchmark library for finite fields and elliptic curves"
 homepage = "https://arkworks.rs"
diff --git a/ec/Cargo.toml b/ec/Cargo.toml
index 5a18bda44..70b3d7e92 100644
--- a/ec/Cargo.toml
+++ b/ec/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-ec"
-version = "0.4.2-alpha.1"
+version = "0.4.2"
 authors = [ "arkworks contributors" ]
 description = "A library for elliptic curves and pairings"
 homepage = "https://arkworks.rs"
diff --git a/ff-asm/Cargo.toml b/ff-asm/Cargo.toml
index 25a6a990b..4e2680073 100644
--- a/ff-asm/Cargo.toml
+++ b/ff-asm/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-ff-asm"
-version = "0.4.2-alpha.1"
+version = "0.4.2"
 authors = [ "arkworks contributors" ]
 description = "A library for generating x86-64 assembly for finite field multiplication"
 homepage = "https://arkworks.rs"
diff --git a/ff-macros/Cargo.toml b/ff-macros/Cargo.toml
index 26be5a846..2bd7dd464 100644
--- a/ff-macros/Cargo.toml
+++ b/ff-macros/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-ff-macros"
-version = "0.4.2-alpha.1"
+version = "0.4.2"
 authors = [ "arkworks contributors" ]
 description = "A library for generating x86-64 assembly for finite field multiplication"
 homepage = "https://arkworks.rs"
diff --git a/ff/Cargo.toml b/ff/Cargo.toml
index 6960ac311..9903f8946 100644
--- a/ff/Cargo.toml
+++ b/ff/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-ff"
-version = "0.4.2-alpha.1"
+version = "0.4.2"
 authors = [ "arkworks contributors" ]
 description = "A library for finite fields"
 homepage = "https://arkworks.rs"
diff --git a/poly/Cargo.toml b/poly/Cargo.toml
index afcf34e9f..b499ab78c 100644
--- a/poly/Cargo.toml
+++ b/poly/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-poly"
-version = "0.4.2-alpha.1"
+version = "0.4.2"
 authors = [ "arkworks contributors" ]
 description = "A library for efficient polynomial arithmetic via FFTs over finite fields"
 homepage = "https://arkworks.rs"
diff --git a/serialize-derive/Cargo.toml b/serialize-derive/Cargo.toml
index 3b5e5f5c0..50182e67e 100644
--- a/serialize-derive/Cargo.toml
+++ b/serialize-derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-serialize-derive"
-version = "0.4.2-alpha.1"
+version = "0.4.2"
 authors = [ "arkworks Contributors" ]
 description = "A library for deriving serialization traits for the arkworks ecosystem"
 homepage = "https://arkworks.rs"
diff --git a/serialize/Cargo.toml b/serialize/Cargo.toml
index c46733aec..8edfdc2b0 100644
--- a/serialize/Cargo.toml
+++ b/serialize/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-serialize"
-version = "0.4.2-alpha.1"
+version = "0.4.2"
 authors = [ "arkworks contributors" ]
 description = "A library for serializing types in the arkworks ecosystem"
 homepage = "https://arkworks.rs"
diff --git a/test-curves/Cargo.toml b/test-curves/Cargo.toml
index 8308245f1..7b0fcb2f2 100644
--- a/test-curves/Cargo.toml
+++ b/test-curves/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-test-curves"
-version = "0.4.2-alpha.1"
+version = "0.4.2"
 authors = [ "arkworks contributors" ]
 description = "A library for testing ark-ec & ark-poly"
 homepage = "https://arkworks.rs"
diff --git a/test-templates/Cargo.toml b/test-templates/Cargo.toml
index c6d42dc07..ca208f3c1 100644
--- a/test-templates/Cargo.toml
+++ b/test-templates/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ark-algebra-test-templates"
-version = "0.4.2-alpha.1"
+version = "0.4.2"
 authors = [ "arkworks contributors" ]
 description = "A library for tests for finite fields, elliptic curves, and pairings"
 homepage = "https://arkworks.rs"