diff --git a/mikeio/__init__.py b/mikeio/__init__.py
index ee505e740..c483450ca 100644
--- a/mikeio/__init__.py
+++ b/mikeio/__init__.py
@@ -21,9 +21,9 @@
 # 'X.Y.dev0' is the canonical version of 'X.Y.dev'
 #
 
-__version__ = "2.1.dev1"  # TODO use git hash instead for dev version?
+__version__ = "2.1.0"  # TODO use git hash instead for dev version?
 # __version__ = "1.5.0"
-__dfs_version__: int = 200
+__dfs_version__: int = 210
 
 
 if "64" not in architecture()[0]:
diff --git a/pyproject.toml b/pyproject.toml
index 71aeca299..6dd5c34fb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ allow-direct-references = true
 
 [project]
 name="mikeio"
-version="2.1.dev1"
+version="2.1.0"
 dependencies = [
     "mikecore>=0.2.1",
     "numpy>=1.22.0",