diff --git a/src/go/k8s/Dockerfile b/src/go/k8s/Dockerfile
index 4449e6797..46d52ff19 100644
--- a/src/go/k8s/Dockerfile
+++ b/src/go/k8s/Dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM public.ecr.aws/docker/library/golang:1.21.2 as builder
+FROM --platform=$BUILDPLATFORM public.ecr.aws/docker/library/golang:1.21.3 as builder
 
 ARG TARGETARCH
 ARG TARGETOS