diff --git a/Dockerfile b/Dockerfile
index 4b50cc76..4c973ec1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,7 +16,7 @@
 # Build the manager binary.
 # Pinned to BUILDPLATFORM so the compiler always runs natively and
 # cross-compiles to TARGETARCH, instead of running under QEMU emulation.
-FROM --platform=${BUILDPLATFORM} golang:1.26.10-alpine3.24 AS builder
+FROM --platform=${BUILDPLATFORM} golang:1.27.3-alpine3.24 AS builder
 ARG TARGETOS
 ARG TARGETARCH
 ARG OPERATOR_VERSION