diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index c662ee7bba9e469414cf04a60d823bb4314c5912..c136bf22f0851ed6aba7510256804070c2ef23e5 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,7 +1,7 @@
 =========
 CHANGELOG
 =========
-- *UPCOMING* 1.2.5
+- 2.0.0
     Tested on Python 3.10 et 3.11
     
     Adding a new enzyme (43), Asp-N without cleaving Cysteines
@@ -16,7 +16,7 @@ CHANGELOG
     
     -e option now accepts enzymes name (case-insensitive) and not only id
     
-    *Adding an option to compute all theoretical peptides with at most N miscleavages*
+    Adding an option to compute all theoretical peptides with at most N miscleavages
 
 - 1.2.4
     Remove 'deprecated' for IPC v1
diff --git a/docs/conf.py b/docs/conf.py
index f258a96e7ca37b6679e2a7d480d7f6f0342e1aac..094b487216ecf2a68bb3a5c919e031d50ea58c8d 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -26,7 +26,7 @@ author = 'Nicolas Maillet'
 # The short X.Y version
 version = ''
 # The full version, including alpha/beta/rc tags
-release = '1.2.4'
+release = '2.0.0'
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/setup.py b/setup.py
index fab85fa131633ca2be2278bb44698c469aa76aad..38039248423beb2aa6272c4833676ba441cde72c 100644
--- a/setup.py
+++ b/setup.py
@@ -36,7 +36,7 @@ setup(
     # For a discussion on single-sourcing the version across setup.py and the
     # project code, see
     # https://packaging.python.org/en/latest/single_source_version.html
-    version='1.2.4',  # Required
+    version='2.0.0',  # Required
 
     # This is a one-line description or tagline of what your project does. This
     # corresponds to the "Summary" metadata field:
@@ -103,6 +103,8 @@ setup(
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
     ],
 
     # This field adds keywords for your project which will appear on the