diff --git a/thermion_flutter/thermion_flutter/pubspec.yaml b/thermion_flutter/thermion_flutter/pubspec.yaml
index cf1b22f2..e53a562d 100644
--- a/thermion_flutter/thermion_flutter/pubspec.yaml
+++ b/thermion_flutter/thermion_flutter/pubspec.yaml
@@ -1,6 +1,6 @@
 name: thermion_flutter
 description: Flutter plugin for 3D rendering with the Thermion toolkit.
-version: 0.0.3
+version: 0.0.4-pre
 homepage: https://docs.page/nmfisher/thermion
 repository: https://github.com/nmfisher/thermion