diff --git a/docs/conf.py b/docs/conf.py
index 4cd5218049a673719789314eaf02030934f062d1..b635baeb23b64834b49a4f9d1e5f957fd2a48d2c 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -74,9 +74,9 @@ author = "caner & inso & vit"
 # built documents.
 #
 # The short X.Y version.
-version = "1.2.0"
+version = "1.2.1"
 # The full version, including alpha/beta/rc tags.
-release = "1.2.0"
+release = "1.2.1"
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/duniterpy/__init__.py b/duniterpy/__init__.py
index e0b1b3d856f88e52952ffc0768d85b538290baad..698e4f8b83087c8591d72788d1b8e768ee2f119f 100644
--- a/duniterpy/__init__.py
+++ b/duniterpy/__init__.py
@@ -14,7 +14,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 __author__ = "Caner Candan & inso & vit"
-__version__ = "1.2.0"
+__version__ = "1.2.1"
 __nonsense__ = "duniter"
 
 from . import api, documents, key
diff --git a/pyproject.toml b/pyproject.toml
index 955bc13132c6838aed01a40ae267d8081e5d6dd6..17ef84d9c38528e6395d0aed035228c13df7f94e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "duniterpy"
-version = "1.2.0"
+version = "1.2.1"
 description = "Python library for developers of Duniter clients"
 license = { text = "GPL-3.0-or-later" }
 readme = "README.md"