diff --git a/README.md b/README.md
index cb121c80..b9668c62 100644
--- a/README.md
+++ b/README.md
@@ -32,4 +32,4 @@ please read the [contribution guidelines](CONTRIBUTING.md) so you can run lint c
 Eth Docker uses calendar versioning, to make it easy to align with known hardfork dates.
 Eth Docker will release a new version for breaking changes, so you can pin that along your pinned client versions.
 
-This is Eth Docker v26.3.0
+This is Eth Docker v26.3.1-dev