diff --git a/app/__init__.py b/app/__init__.py
index e459c9d..19643b6 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -1,4 +1,4 @@
 """BlitztextLinux app package."""
 
 # Single source of truth for the application version.
-__version__ = "0.3.0"
+__version__ = "0.4.0"