diff --git a/pyhanko/version.py b/pyhanko/version.py
index dc398962..c429085c 100644
--- a/pyhanko/version.py
+++ b/pyhanko/version.py
@@ -1,2 +1,2 @@
-__version__ = '0.25.2'
-__version_info__ = (0, 25, 2)
+__version__ = '0.25.3.dev1'
+__version_info__ = (0, 25, 3, 'dev1')