diff --git a/CHANGELOG.md b/CHANGELOG.md
index d812f034dc..5079821730 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,22 @@
 > - :nail_care: [Polish]
 > - :house: [Internal]
 
+# 12.0.0-beta.5 (Unreleased)
+
+#### :boom: Breaking Change
+
+#### :eyeglasses: Spec Compliance
+
+#### :rocket: New Feature
+
+#### :bug: Bug fix
+
+#### :memo: Documentation
+
+#### :nail_care: Polish
+
+#### :house: Internal
+
 # 12.0.0-beta.4
 
 #### :bug: Bug fix
diff --git a/compiler/common/bs_version.ml b/compiler/common/bs_version.ml
index 0a9fc9a6cb..342a623022 100644
--- a/compiler/common/bs_version.ml
+++ b/compiler/common/bs_version.ml
@@ -21,6 +21,6 @@
  * You should have received a copy of the GNU Lesser General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *)
-let version = "12.0.0-beta.4"
+let version = "12.0.0-beta.5"
 let header = "// Generated by ReScript, PLEASE EDIT WITH CARE"
 let package_name = ref "rescript"
diff --git a/package.json b/package.json
index b67e742a40..d6ad257217 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rescript",
-  "version": "12.0.0-beta.4",
+  "version": "12.0.0-beta.5",
   "description": "ReScript toolchain",
   "type": "module",
   "keywords": [
diff --git a/packages/@rescript/darwin-arm64/package.json b/packages/@rescript/darwin-arm64/package.json
index b695946b5e..8b8d68483c 100644
--- a/packages/@rescript/darwin-arm64/package.json
+++ b/packages/@rescript/darwin-arm64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rescript/darwin-arm64",
-  "version": "12.0.0-beta.4",
+  "version": "12.0.0-beta.5",
   "description": "ReScript binaries for MacOS ARM64",
   "type": "module",
   "homepage": "https://rescript-lang.org",
diff --git a/packages/@rescript/darwin-x64/package.json b/packages/@rescript/darwin-x64/package.json
index 095ec1352c..f3d56f5ec3 100644
--- a/packages/@rescript/darwin-x64/package.json
+++ b/packages/@rescript/darwin-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rescript/darwin-x64",
-  "version": "12.0.0-beta.4",
+  "version": "12.0.0-beta.5",
   "description": "ReScript binaries for MacOS x86_64",
   "type": "module",
   "homepage": "https://rescript-lang.org",
diff --git a/packages/@rescript/linux-arm64/package.json b/packages/@rescript/linux-arm64/package.json
index cb66dcd26b..ecde9c1e5e 100644
--- a/packages/@rescript/linux-arm64/package.json
+++ b/packages/@rescript/linux-arm64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rescript/linux-arm64",
-  "version": "12.0.0-beta.4",
+  "version": "12.0.0-beta.5",
   "description": "ReScript binaries for Linux ARM64",
   "type": "module",
   "homepage": "https://rescript-lang.org",
diff --git a/packages/@rescript/linux-x64/package.json b/packages/@rescript/linux-x64/package.json
index 56ef434dad..00827eef75 100644
--- a/packages/@rescript/linux-x64/package.json
+++ b/packages/@rescript/linux-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rescript/linux-x64",
-  "version": "12.0.0-beta.4",
+  "version": "12.0.0-beta.5",
   "description": "ReScript binaries for Linux x86_64",
   "type": "module",
   "homepage": "https://rescript-lang.org",
diff --git a/packages/@rescript/win32-x64/package.json b/packages/@rescript/win32-x64/package.json
index 843de143cf..ccbb09a2f1 100644
--- a/packages/@rescript/win32-x64/package.json
+++ b/packages/@rescript/win32-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rescript/win32-x64",
-  "version": "12.0.0-beta.4",
+  "version": "12.0.0-beta.5",
   "description": "ReScript binaries for Windows x86_64",
   "type": "module",
   "homepage": "https://rescript-lang.org",
diff --git a/packages/std/package.json b/packages/std/package.json
index aec8805339..ad5273661f 100644
--- a/packages/std/package.json
+++ b/packages/std/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rescript/std",
-  "version": "12.0.0-beta.4",
+  "version": "12.0.0-beta.5",
   "keywords": [
     "rescript",
     "stdlib",
diff --git a/rewatch/Cargo.lock b/rewatch/Cargo.lock
index a679f628a5..eadabf1dd2 100644
--- a/rewatch/Cargo.lock
+++ b/rewatch/Cargo.lock
@@ -768,7 +768,7 @@ checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
 [[package]]
 name = "rescript"
-version = "12.0.0-beta.4"
+version = "12.0.0-beta.5"
 dependencies = [
  "ahash",
  "anyhow",
diff --git a/rewatch/Cargo.toml b/rewatch/Cargo.toml
index 05fc03f8c6..d57949b243 100644
--- a/rewatch/Cargo.toml
+++ b/rewatch/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rescript"
-version = "12.0.0-beta.4"
+version = "12.0.0-beta.5"
 edition = "2024"
 rust-version = "1.85"
 
diff --git a/yarn.config.cjs b/yarn.config.cjs
index 257d3b7981..aeceb9be2b 100644
--- a/yarn.config.cjs
+++ b/yarn.config.cjs
@@ -14,7 +14,7 @@ const execPromise = util.promisify(exec);
  * @param {Yarn.Constraints.Context} ctx
  */
 async function enforceCompilerMeta({ Yarn }) {
-  const EXPECTED_VERSION = "12.0.0-beta.4";
+  const EXPECTED_VERSION = "12.0.0-beta.5";
 
   for (const workspace of Yarn.workspaces()) {
     const { ident } = workspace.pkg;
@@ -83,7 +83,9 @@ async function enforceCompilerMeta({ Yarn }) {
     );
     await execPromise("cargo check", { cwd: "rewatch" });
   } else {
-    const rewatchVersionMatch = rewatchCargoContent.match(rewatchVersionPattern);
+    const rewatchVersionMatch = rewatchCargoContent.match(
+      rewatchVersionPattern,
+    );
     const foundRewatchVersion = rewatchVersionMatch?.groups?.version;
     if (foundRewatchVersion !== EXPECTED_VERSION) {
       Yarn.workspace().error(