diff --git a/charts/substra-backend/Chart.yaml b/charts/substra-backend/Chart.yaml
index b8c30078f..eca2db070 100644
--- a/charts/substra-backend/Chart.yaml
+++ b/charts/substra-backend/Chart.yaml
@@ -1,7 +1,7 @@
 apiVersion: v2
 name: substra-backend
 home: https://github.com/Substra
-version: "26.8.0-alpha.0"
+version: "26.8.0-alpha.1"
 appVersion: "0.48.0-alpha.0"
 kubeVersion: ">= 1.19.0-0"
 description: Main package for Substra