diff --git a/Dockerfile b/Dockerfile
index fbb3cd6..23e877b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/golang:1.18.3 as driver-builder
+FROM docker.io/library/golang:1.18.4 as driver-builder
 
 # renovate: datasource=git-tags depName=https://git.shivering-isles.com/github-mirror/JonasProgrammer/docker-machine-driver-hetzner.git
 ARG HETZNER_VERSION=3.7.0