diff --git a/python/pyspark/version.py b/python/pyspark/version.py
index 08a301695fda..41bf8c269b79 100644
--- a/python/pyspark/version.py
+++ b/python/pyspark/version.py
@@ -16,4 +16,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "2.1.0.dev0"
+__version__ = "2.2.0.dev0"