diff --git a/src/model_diagnostics/__about__.py b/src/model_diagnostics/__about__.py
index b1ca495..5543578 100644
--- a/src/model_diagnostics/__about__.py
+++ b/src/model_diagnostics/__about__.py
@@ -14,4 +14,4 @@
 # Dev branch marker is: 'X.Y.dev' or 'X.Y.devN' where N is an integer.
 # 'X.Y.dev0' is the canonical version of 'X.Y.dev'
 #
-__version__ = "1.2.0"
+__version__ = "1.3.0"