diff --git a/Dockerfile b/Dockerfile
index 9a842423..a131005d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 ############# builder
-FROM golang:1.23.1 AS builder
+FROM golang:1.23.2 AS builder
 
 WORKDIR /go/src/github.com/gardener/gardener-extension-shoot-cert-service