diff --git a/src/expreccs/__init__.py b/src/expreccs/__init__.py
index ad260ef..df283d5 100644
--- a/src/expreccs/__init__.py
+++ b/src/expreccs/__init__.py
@@ -2,4 +2,4 @@
 Code version.
 """
 
-__version__ = "2024.10"
+__version__ = "2025.04-pre"