diff --git a/metplotpy/_version.py b/metplotpy/_version.py
index 16bcea84..e749bd8c 100644
--- a/metplotpy/_version.py
+++ b/metplotpy/_version.py
@@ -1 +1 @@
-__version__ = "3.0.0-beta6-dev"
+__version__ = "3.1.0-beta1-dev"