diff --git a/Dockerfile b/Dockerfile
index 13ef2b5..643dbef 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@
 FROM docker.io/library/alpine:3.18.5 AS builder
 
 # renovate: datasource=github-releases depName=errata-ai/vale
-ENV VALE_VERSION=2.30.0
+ENV VALE_VERSION=3.9.1
 # renovate: datasource=github-releases depName=errata-ai/Microsoft
 ENV MS_STYLE_VERSION=0.14.1
 # renovate: datasource=github-releases depName=testthedocs/Openly