diff --git a/src/Fable.Cli/CHANGELOG.md b/src/Fable.Cli/CHANGELOG.md
index 177b0b9b7e..decd31de69 100644
--- a/src/Fable.Cli/CHANGELOG.md
+++ b/src/Fable.Cli/CHANGELOG.md
@@ -1,5 +1,5 @@
 ---
-last_commit_released: aaf35f200be5bbc2698abe242f77b8de745e4337
+last_commit_released: 23bc5c54db51469431e6fdab713dfe1b6a3df019
 include:
   - ../fable-library-beam/
   - ../fable-library-dart/
@@ -28,6 +28,20 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 5.20.0 - 2026-10-07
+
+### 🚀 Features
+
+* *(python)* Give System exceptions native Python bases (#5040) ([4ee31586](https://github.com/fable-compiler/Fable/commit/4ee31586fd88ed0708e218e7f170432baa33551e))
+
+### 🐞 Bug Fixes
+
+* *(beam)* Recognize boxed discriminated unions in type tests (#5033) ([dcfaa3d6](https://github.com/fable-compiler/Fable/commit/dcfaa3d6181f6789d0868e0bf9132ecdcdc76287))
+* *(beam)* Prevent identifier collisions and atom overflow (#5017) ([b9ce2fdb](https://github.com/fable-compiler/Fable/commit/b9ce2fdb53fc86a615970f4828005ee3a490385f))
+* *(python)* Share per-object locks and align StartChild timeouts (#5035) ([2da7144c](https://github.com/fable-compiler/Fable/commit/2da7144c68efded840fc6585c23d3a4e28e8e37f))
+
+<strong><small>[View changes on Github](https://github.com/fable-compiler/Fable/compare/aaf35f200be5bbc2698abe242f77b8de745e4337..23bc5c54db51469431e6fdab713dfe1b6a3df019)</small></strong>
+
 ## 5.19.0 - 2026-10-03
 
 ### 🚀 Features
diff --git a/src/Fable.Compiler/CHANGELOG.md b/src/Fable.Compiler/CHANGELOG.md
index c3730b1d07..e9e0f73271 100644
--- a/src/Fable.Compiler/CHANGELOG.md
+++ b/src/Fable.Compiler/CHANGELOG.md
@@ -1,5 +1,5 @@
 ---
-last_commit_released: aaf35f200be5bbc2698abe242f77b8de745e4337
+last_commit_released: 23bc5c54db51469431e6fdab713dfe1b6a3df019
 include:
   - ../fable-library-beam/
   - ../fable-library-dart/
@@ -21,6 +21,20 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 5.19.0 - 2026-10-07
+
+### 🚀 Features
+
+* *(python)* Give System exceptions native Python bases (#5040) ([4ee31586](https://github.com/fable-compiler/Fable/commit/4ee31586fd88ed0708e218e7f170432baa33551e))
+
+### 🐞 Bug Fixes
+
+* *(beam)* Recognize boxed discriminated unions in type tests (#5033) ([dcfaa3d6](https://github.com/fable-compiler/Fable/commit/dcfaa3d6181f6789d0868e0bf9132ecdcdc76287))
+* *(beam)* Prevent identifier collisions and atom overflow (#5017) ([b9ce2fdb](https://github.com/fable-compiler/Fable/commit/b9ce2fdb53fc86a615970f4828005ee3a490385f))
+* *(python)* Share per-object locks and align StartChild timeouts (#5035) ([2da7144c](https://github.com/fable-compiler/Fable/commit/2da7144c68efded840fc6585c23d3a4e28e8e37f))
+
+<strong><small>[View changes on Github](https://github.com/fable-compiler/Fable/compare/aaf35f200be5bbc2698abe242f77b8de745e4337..23bc5c54db51469431e6fdab713dfe1b6a3df019)</small></strong>
+
 ## 5.18.0 - 2026-10-03
 
 ### 🚀 Features
diff --git a/src/Fable.Transforms/Global/Compiler.fs b/src/Fable.Transforms/Global/Compiler.fs
index 83e471390a..ee3e965925 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 = "5.19.0"
+    let VERSION = "5.20.0"
 
     [<Literal>]
     let JS_LIBRARY_VERSION = "2.8.0"
diff --git a/src/fable-compiler-js/CHANGELOG.md b/src/fable-compiler-js/CHANGELOG.md
index 9180da009d..53187bcdee 100644
--- a/src/fable-compiler-js/CHANGELOG.md
+++ b/src/fable-compiler-js/CHANGELOG.md
@@ -1,5 +1,5 @@
 ---
-last_commit_released: aaf35f200be5bbc2698abe242f77b8de745e4337
+last_commit_released: 23bc5c54db51469431e6fdab713dfe1b6a3df019
 include:
   - ../Fable.Core/
   - ../fable-standalone/
@@ -16,6 +16,19 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 3.7.0 - 2026-10-07
+
+### 🚀 Features
+
+* *(python)* Give System exceptions native Python bases (#5040) ([4ee31586](https://github.com/fable-compiler/Fable/commit/4ee31586fd88ed0708e218e7f170432baa33551e))
+
+### 🐞 Bug Fixes
+
+* *(beam)* Recognize boxed discriminated unions in type tests (#5033) ([dcfaa3d6](https://github.com/fable-compiler/Fable/commit/dcfaa3d6181f6789d0868e0bf9132ecdcdc76287))
+* *(beam)* Prevent identifier collisions and atom overflow (#5017) ([b9ce2fdb](https://github.com/fable-compiler/Fable/commit/b9ce2fdb53fc86a615970f4828005ee3a490385f))
+
+<strong><small>[View changes on Github](https://github.com/fable-compiler/Fable/compare/aaf35f200be5bbc2698abe242f77b8de745e4337..23bc5c54db51469431e6fdab713dfe1b6a3df019)</small></strong>
+
 ## 3.6.0 - 2026-10-03
 
 ### 🚀 Features
diff --git a/src/fable-compiler-js/package.json b/src/fable-compiler-js/package.json
index b1b9be26d8..46c0be42a0 100644
--- a/src/fable-compiler-js/package.json
+++ b/src/fable-compiler-js/package.json
@@ -2,7 +2,7 @@
     "type": "module",
     "name": "@fable-org/fable-compiler-js",
     "private": false,
-    "version": "3.6.0",
+    "version": "3.7.0",
     "main": "index.js",
     "bin": {
         "fable": "index.js"
@@ -25,7 +25,7 @@
     "homepage": "https://github.com/fable-compiler/Fable#readme",
     "dependencies": {
         "@fable-org/fable-metadata": "^2.1.0",
-        "@fable-org/fable-standalone": "^3.6.0"
+        "@fable-org/fable-standalone": "^3.7.0"
     },
     "devDependencies": {
         "esbuild": "^0.28.1",
diff --git a/src/fable-standalone/CHANGELOG.md b/src/fable-standalone/CHANGELOG.md
index fe7316460f..0ada496219 100644
--- a/src/fable-standalone/CHANGELOG.md
+++ b/src/fable-standalone/CHANGELOG.md
@@ -1,5 +1,5 @@
 ---
-last_commit_released: aaf35f200be5bbc2698abe242f77b8de745e4337
+last_commit_released: 23bc5c54db51469431e6fdab713dfe1b6a3df019
 include:
   - ../Fable.Transforms/
   - ../fcs-fable/
@@ -20,6 +20,19 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 3.7.0 - 2026-10-07
+
+### 🚀 Features
+
+* *(python)* Give System exceptions native Python bases (#5040) ([4ee31586](https://github.com/fable-compiler/Fable/commit/4ee31586fd88ed0708e218e7f170432baa33551e))
+
+### 🐞 Bug Fixes
+
+* *(beam)* Recognize boxed discriminated unions in type tests (#5033) ([dcfaa3d6](https://github.com/fable-compiler/Fable/commit/dcfaa3d6181f6789d0868e0bf9132ecdcdc76287))
+* *(beam)* Prevent identifier collisions and atom overflow (#5017) ([b9ce2fdb](https://github.com/fable-compiler/Fable/commit/b9ce2fdb53fc86a615970f4828005ee3a490385f))
+
+<strong><small>[View changes on Github](https://github.com/fable-compiler/Fable/compare/aaf35f200be5bbc2698abe242f77b8de745e4337..23bc5c54db51469431e6fdab713dfe1b6a3df019)</small></strong>
+
 ## 3.6.0 - 2026-10-03
 
 ### 🚀 Features
diff --git a/src/fable-standalone/package.json b/src/fable-standalone/package.json
index d9b708520b..787033ae5e 100644
--- a/src/fable-standalone/package.json
+++ b/src/fable-standalone/package.json
@@ -2,8 +2,8 @@
     "type": "module",
     "name": "@fable-org/fable-standalone",
     "private": false,
-    "version": "3.6.0",
-    "fableVersion": "5.19.0",
+    "version": "3.7.0",
+    "fableVersion": "5.20.0",
     "main": "./dist/bundle.min.js",
     "description": "Fable compiler",
     "keywords": [