diff --git a/Dockerfile b/Dockerfile
index 0186b2be8..bc4c9f0ed 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 ############# builder
-FROM eu.gcr.io/gardener-project/3rd/golang:1.18.4 AS builder
+FROM eu.gcr.io/gardener-project/3rd/golang:1.19.6 AS builder
 
 ENV BINARY_PATH=/go/bin
 WORKDIR /go/src/github.com/23technologies/gardener-extension-provider-hcloud