diff --git a/Dockerfile b/Dockerfile
index 7142dae..566c472 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ from golang:1.25-alpine as builder
 env KNOT_REPO_SCAN_PATH=/home/git/repositories
 env CGO_ENABLED=1
 
-arg TAG='v1.12.0-alpha'
+arg TAG='v1.13.0-alpha'
 
 workdir /app
 run apk add git gcc musl-dev