diff --git a/CHANGELOG.md b/CHANGELOG.md
index 876115c1ff..6c76a6809d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,8 @@
 > - :house: [Internal]
 > - :nail_care: [Polish]
 
+# 12.0.0-alpha.5 (Unreleased)
+
 # 12.0.0-alpha.4
 
 #### :boom: Breaking Change
diff --git a/compiler/common/bs_version.ml b/compiler/common/bs_version.ml
index e763129e2e..5a8892a43a 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-alpha.4"
+let version = "12.0.0-alpha.5"
 let header = "// Generated by ReScript, PLEASE EDIT WITH CARE"
 let package_name = ref "rescript"
diff --git a/package-lock.json b/package-lock.json
index 66a44a3798..c4699f1428 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "rescript",
-  "version": "12.0.0-alpha.4",
+  "version": "12.0.0-alpha.5",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "rescript",
-      "version": "12.0.0-alpha.4",
+      "version": "12.0.0-alpha.5",
       "hasInstallScript": true,
       "license": "SEE LICENSE IN LICENSE",
       "bin": {
diff --git a/package.json b/package.json
index 99a7122052..6b4f07f1e7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rescript",
-  "version": "12.0.0-alpha.4",
+  "version": "12.0.0-alpha.5",
   "description": "ReScript toolchain",
   "keywords": [
     "ReScript",
diff --git a/packages/std/package.json b/packages/std/package.json
index 5a2c87518c..e346aeef33 100644
--- a/packages/std/package.json
+++ b/packages/std/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rescript/std",
-  "version": "12.0.0-alpha.4",
+  "version": "12.0.0-alpha.5",
   "keywords": [
     "rescript",
     "stdlib",