diff --git a/setup.py b/setup.py
index 2087a7b..81a3d5a 100755
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@
 
 setup(
     name="python-nexus",
-    version="2.0.0.dev0",
+    version="2.0.0",
     description="A nexus (phylogenetics) file reader (.nex, .trees)",
     long_description=open('README.md').read(),
     long_description_content_type='text/markdown',
diff --git a/src/nexus/__init__.py b/src/nexus/__init__.py
index 0ca0039..74eb827 100644
--- a/src/nexus/__init__.py
+++ b/src/nexus/__init__.py
@@ -94,5 +94,5 @@
 from nexus.exceptions import NexusFormatException
 from nexus import tools
 
-__version__ = "2.0.0.dev0"
+__version__ = "2.0.0"
 __all__ = ["NexusReader", "NexusWriter", "NexusFormatException", "handlers", "tools"]