diff --git a/trinnov_altitude/__init__.py b/trinnov_altitude/__init__.py
index 01bf437..6f9d251 100644
--- a/trinnov_altitude/__init__.py
+++ b/trinnov_altitude/__init__.py
@@ -6,4 +6,4 @@
 log_format = "[L %(lineno)s - %(funcName)5s() ] %(message)s"
 logging.basicConfig(level=level, format=log_format)
 
-__version__ = "0.1.27"
+__version__ = "1.0.0"