diff --git a/setup.py b/setup.py
index 781b036cfe..178f16a40a 100644
--- a/setup.py
+++ b/setup.py
@@ -73,7 +73,7 @@
 from setuptools import find_packages, setup
 
 
-__version__ = "0.12.0.dev0"  # expected format is one of x.y.z.dev0, or x.y.z.rc1 or x.y.z (no to dashes, yes to dots)
+__version__ = "0.12.0"  # expected format is one of x.y.z.dev0, or x.y.z.rc1 or x.y.z (no to dashes, yes to dots)
 
 REQUIRED_PKGS = [
     "accelerate>=0.34.0",
diff --git a/trl/__init__.py b/trl/__init__.py
index 28751f56b1..44fdcb3df4 100644
--- a/trl/__init__.py
+++ b/trl/__init__.py
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.12.0.dev0"
+__version__ = "0.12.0"
 
 from typing import TYPE_CHECKING