diff --git a/omegaconf/version.py b/omegaconf/version.py
index 14713cf90..a9c5724cc 100644
--- a/omegaconf/version.py
+++ b/omegaconf/version.py
@@ -1,6 +1,6 @@
 import sys  # pragma: no cover
 
-__version__ = "2.1.0dev19"
+__version__ = "2.1.0dev20"
 
 msg = """OmegaConf 2.0 and above is compatible with Python 3.6 and newer.
 You have the following options: