diff --git a/setup.py b/setup.py
index 83f8cca..a1e5bf4 100644
--- a/setup.py
+++ b/setup.py
@@ -8,7 +8,7 @@ def read(fname):
 
 setup(
     name="windpowerlib",
-    version="0.2.2dev0",
+    version="0.2.2",
     description="Creating time series of wind power plants.",
     url="http://github.com/wind-python/windpowerlib",
     author="oemof developer group",
diff --git a/windpowerlib/__init__.py b/windpowerlib/__init__.py
index f376163..5a39353 100644
--- a/windpowerlib/__init__.py
+++ b/windpowerlib/__init__.py
@@ -1,6 +1,6 @@
 __copyright__ = "Copyright oemof developer group"
 __license__ = "MIT"
-__version__ = "0.2.2dev0"
+__version__ = "0.2.2"
 
 from .wind_turbine import WindTurbine  # noqa: F401
 from .data import get_turbine_types  # noqa: F401