diff --git a/src/Fable.Cli/CHANGELOG.md b/src/Fable.Cli/CHANGELOG.md
index 2972555ce..2c4277885 100644
--- a/src/Fable.Cli/CHANGELOG.md
+++ b/src/Fable.Cli/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+## 4.19.3 - 2024-06-17
+
 ### Fixed
 
 * [JS/TS] Fixed unwrapping optional arguments (#3847) (by @ncave)
diff --git a/src/Fable.Cli/Fable.Cli.fsproj b/src/Fable.Cli/Fable.Cli.fsproj
index ff5f29385..b96f18397 100644
--- a/src/Fable.Cli/Fable.Cli.fsproj
+++ b/src/Fable.Cli/Fable.Cli.fsproj
@@ -4,10 +4,10 @@
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <OutputType>Exe</OutputType>
     <TargetFramework>net6.0</TargetFramework>
-    <Version>4.19.2</Version>
+    <Version>4.19.3</Version>
     <PackageReleaseNotes>## Fixed
 
-- [JS/TS] Fixed BigInt.ToDecimal with negative values (#3500) (by @ncave)
+- [JS/TS] Fixed unwrapping optional arguments (#3847) (by @ncave)
 
 </PackageReleaseNotes>
     <!-- Allow users with newer dotnet SDK to run Fable, see #1910 -->
diff --git a/src/Fable.Compiler/CHANGELOG.md b/src/Fable.Compiler/CHANGELOG.md
index b87eda027..ea3b6f8f3 100644
--- a/src/Fable.Compiler/CHANGELOG.md
+++ b/src/Fable.Compiler/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+## 4.0.0-alpha-012 - 2024-06-17
+
+### Fixed
+
+* [JS/TS] Fixed unwrapping optional arguments (#3847) (by @ncave)
+
 ## 4.0.0-alpha-011 - 2024-06-13
 
 ### Changed
diff --git a/src/Fable.Compiler/Fable.Compiler.fsproj b/src/Fable.Compiler/Fable.Compiler.fsproj
index 857411d7b..2dee7315c 100644
--- a/src/Fable.Compiler/Fable.Compiler.fsproj
+++ b/src/Fable.Compiler/Fable.Compiler.fsproj
@@ -6,10 +6,10 @@
         <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
         <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
         <RootNamespace>Fable.Compiler</RootNamespace>
-        <Version>4.0.0-alpha-011</Version>
-        <PackageReleaseNotes>## Changed
+        <Version>4.0.0-alpha-012</Version>
+        <PackageReleaseNotes>## Fixed
 
-- Fable 4.19.1
+- [JS/TS] Fixed unwrapping optional arguments (#3847) (by @ncave)
 
 </PackageReleaseNotes>
         <DebugType>embedded</DebugType>
diff --git a/src/Fable.Transforms/Global/Compiler.fs b/src/Fable.Transforms/Global/Compiler.fs
index 0b495b6fa..7bade11c5 100644
--- a/src/Fable.Transforms/Global/Compiler.fs
+++ b/src/Fable.Transforms/Global/Compiler.fs
@@ -2,7 +2,7 @@ namespace Fable
 
 module Literals =
     [<Literal>]
-    let VERSION = "4.19.2"
+    let VERSION = "4.19.3"
 
     [<Literal>]
     let JS_LIBRARY_VERSION = "1.4.2"
diff --git a/src/fable-standalone/CHANGELOG.md b/src/fable-standalone/CHANGELOG.md
index bbb575722..e3268f154 100644
--- a/src/fable-standalone/CHANGELOG.md
+++ b/src/fable-standalone/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+## 1.8.1 - 2024-06-17
+
+* Fable 4.19.3
+
 ## 1.8.0 - 2024-06-13
 
 ### Changed
diff --git a/src/fable-standalone/package.json b/src/fable-standalone/package.json
index 7305d890e..a3285228b 100644
--- a/src/fable-standalone/package.json
+++ b/src/fable-standalone/package.json
@@ -2,7 +2,7 @@
   "type": "module",
   "name": "@fable-org/fable-standalone",
   "private": false,
-  "version": "1.8.0",
+  "version": "1.8.1",
   "main": "./dist/bundle.min.js",
   "description": "Fable compiler",
   "keywords": [