diff --git a/Cargo.lock b/Cargo.lock
index 866a8f2a..93ad5272 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -305,7 +305,7 @@ dependencies = [
 
 [[package]]
 name = "nutype"
-version = "0.4.2"
+version = "0.4.3-beta.1"
 dependencies = [
  "lazy_static",
  "nutype_macros",
@@ -315,7 +315,7 @@ dependencies = [
 
 [[package]]
 name = "nutype_macros"
-version = "0.4.2"
+version = "0.4.3-beta.1"
 dependencies = [
  "cfg-if",
  "kinded",
diff --git a/examples/no_std_example/Cargo.lock b/examples/no_std_example/Cargo.lock
index 88119f13..97c99925 100644
--- a/examples/no_std_example/Cargo.lock
+++ b/examples/no_std_example/Cargo.lock
@@ -47,14 +47,14 @@ dependencies = [
 
 [[package]]
 name = "nutype"
-version = "0.4.2"
+version = "0.4.3-beta.1"
 dependencies = [
  "nutype_macros",
 ]
 
 [[package]]
 name = "nutype_macros"
-version = "0.4.2"
+version = "0.4.3-beta.1"
 dependencies = [
  "cfg-if",
  "kinded",
diff --git a/nutype/Cargo.toml b/nutype/Cargo.toml
index a2884c0b..e6d1f438 100644
--- a/nutype/Cargo.toml
+++ b/nutype/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nutype"
-version = "0.4.2"
+version = "0.4.3-beta.1"
 authors = ["Serhii Potapov <blake131313@gmail.com>"]
 edition = "2021"
 description = "The newtype with guarantees."
@@ -15,7 +15,7 @@ categories = ["data-structures", "rust-patterns"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-nutype_macros = { version = "0.4.2", path = "../nutype_macros" }
+nutype_macros = { version = "0.4.3-beta.1", path = "../nutype_macros" }
 
 [dev-dependencies]
 regex = "1.0"
diff --git a/nutype_macros/Cargo.toml b/nutype_macros/Cargo.toml
index a56ca2a4..4fe5789f 100644
--- a/nutype_macros/Cargo.toml
+++ b/nutype_macros/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nutype_macros"
-version = "0.4.2"
+version = "0.4.3-beta.1"
 edition = "2021"
 authors = ["Serhii Potapov <blake131313@gmail.com>"]
 description = "The newtype with guarantees."